Lưới nội chất hạt có đính các hạt gì?
A.Hạt lục lạp.
B.Hạt ribôxôm.
C.Hạt prôtêin.
D.Hạt bạch cầu.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question
A(n)………. is a computer program that is designed for a particular purpose.
A.webcam
B.key board
C.application
D.mouse

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
If you don't know what it means, _____ it _____ in the dictionary.
A.find/out
B.look/for
C.look/down
D.look/up

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
With the iPhone X, your iPhone is locked until you look at it and it ……….you.
A.recognizes
B.views
C.watches
D.sees

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Many schools don’t take full ………. of the Internet.
A.advantage
B.benefit
C.use
D.details

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
A(n) ………. is a mobile phone that is also a small computer and can connect to the Internet.
A.smartphone
B.recorder
C.MP3
D.camera

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Take great care when ……….. personal information such as your address or credit card number.
A.uploading
B.surfing
C.downloading
D.searching

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question
A good teacher has to be able to ………. her students.
A.communicate
B.activate
C.motivate
D.concentrate

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
A mouse is a ………. that makes it easier to select different options from computer menus.
A.part
B.machine
C.device
D.component

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
By using ………. in the classroom, both teachers and students can develop skills essential for the 21st century.
A.facilities
B.equipment
C.furniture
D.technology