Khoa học quanh ta

11. Choose the correct phrase to fill each gap.Chọn cụm từ đúng để điền vào mỗi chỗ trống.

1. My eyes hurt because the writing on this small ___ is so tiny.Acomputer screenBrobot teacherConline class
2. In science lessons, our teacher splits us into ___ so that each small group can talk.Acomputer screensBcontact lensesCbreakout rooms
3. A shiny ___ walks around the room and checks our homework.Aonline classBrobot teacherCcomputer screen
4. We had an ___ last night, and our teacher was in Canada.Arobot teacherBonline classCcomputer screen
5. People who dislike glasses may wear ___ instead and see 3D pictures.A3D computer screensB3D robot teachersC3D contact lenses

22. Pick the word group that goes best with each verb.Chọn cụm từ phù hợp nhất với mỗi động từ.

1. inventAa lakeBa tool
2. discoverAa new starBa sandwich
3. createAa mountainBa poster
4. developAa rainbowBa vaccine

33. Use the box to fill each gap.experiments discovered fingerprint scannercreated inventedDùng các từ trong khung để điền vào mỗi chỗ trống. experiments discovered fingerprint scanner created invented

1. In 1928, Alexander Fleming ___ a mould that kills bacteria. It already existed in nature.experimentsdiscoveredfingerprint scannercreatedinvented
2. Johannes Gutenberg ___ the first printing press, a machine that had never existed before.
3. Our class ___ a short cartoon about recycling for the school festival.
4. The students carried out several ___ in the lab to see how plants grow.
5. Please put your finger on the ___ to open the door.

44. Study this part of the opening dialogue. Then match the direct speech of Quan’s cousin with the reported speech.Quan: ... He told me that schools would have robot teachers in a few years. He said the robots would answer questions at any hour.Direct speechReported speechA. He said the robots would answer questions at any hour.B. He said schools would have robot teachers in a few years.Xem lại đoạn này trong hội thoại mở đầu. Sau đó nối lời nói trực tiếp của anh họ Quan với lời nói gián tiếp. Quan: ... He told me that schools would have robot teachers in a few years. He said the robots would answer questions at any hour. Direct speech Reported speech A. He said the robots would answer questions at any hour. B. He said schools would have robot teachers in a few years.

1. Schools will have robot teachers in a few years.ABC
2. The robots will answer questions at any hour.ABC

55. Choose the right verb form for each second sentence.Chọn dạng đúng của động từ trong mỗi câu thứ hai.

1. “I am the captain of the chess team.” Ben said that he ___ the captain of the chess team.AwasBwereCbe
2. “Lan will join a web course to improve her listening.” Hoa said Lan ___ a web course to improve her listening.Awould joiningBwould joinCwould joined
3. “I am sending a message to Mark.” Sam said he ___ a message to Mark.Awas sendBwere sendingCwas sending
4. “We are going to build a robot.” They said they ___ to build a robot.Awere goingBwas goingCwere go
5. “I don’t need a calculator for this test.” She said that she ___ a calculator for the test.Adon’t needBnot neededCdidn’t need

66. Fill the gaps in the second sentences, choosing from the box.that day the next day therethen that yearĐiền vào chỗ trống trong các câu thứ hai, chọn từ trong khung. that day the next day there then that year

1. “We are visiting the science museum tomorrow,” Ben said. Ben said they were visiting the science museum ___.that daythe next daytherethenthat year
2. “Our team is testing the robot now,” Mia said. Mia said their team was testing the robot ___.
3. “Linh is giving her speech today,” Mr Hung said. Mr Hung said Linh was giving her speech ___.
4. “A new school lab will open this year,” the head said. The head said a new school lab would open ___.
5. “I will wait for you here,” said Tom. Tom said he would wait for me ___.

77. Choose the ending that makes the second sentence match the first.Chọn phần cuối giúp câu thứ hai có nghĩa giống câu thứ nhất.

1. “Robots will clean the streets in the future,” said the mayor. The mayor said that ___.Arobots would clean the streets in the futureBrobots are cleaning the streets in the futureCrobots would cleaned the streets in the future
2. “The class is going to visit a laboratory next week,” Ms Hoa said. Ms Hoa said that ___.Athe class is going to visit a laboratory the next weekBthe class was going to visit a laboratory the next weekCthe class went to visit a laboratory the last week
3. “They are building a new telescope here,” my uncle said. My uncle said that ___.Athey are building a new telescope hereBthey were building a new telescope hereCthey were building a new telescope there
4. “The lab is closed today because of a power cut,” Lucy said. Lucy said that ___.Athe lab was closed today because of a power cutBthe lab was closed that day because of a power cutCthe lab is closed that day because of a power cut
5. “The club wants more students to join this term,” the coach said. The coach said that ___.Athe club wanted more students to join that termBthe club wanted more students to join this termCthe club wants more students to join that term