Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Your tooth is very decay. You should see a dentist and have it _______ .
A.to be pulled out
B.to pull out
C.pull out
D.pulled out

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The company had someone _______ all the junk in the store.
A.to clear out
B.clear up
C.to clear up
D.clear out

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
NASA has had an autonomous spaceship _____ the universe recently.
A.to explore
B.explored
C.exploring
D.explore

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The robot manufacturer had his customers _______ their outdated robots for the next generation robots.
A.exchanged
B.exchange
C.to exchange
D.exchanging

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The newspaper editor-in-chief had a newswoman ________ about the lastest domestic robots.
A.to write
B.wrote
C.write
D.writing

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
_______ in that company?
A.Are shoes be made
B.Shoes are made
C.Do shoes make
D.Are shoes made

Điền số thích hợp vào chỗ trống:
 
2 tấn 75kg =  kg
A.2075
B.
C.
D.

Chọn đáp án đúng:
Một xe ô tô chuyến trước chở được 4 tấn muối, chuyến sau chở nhiều hơn chuyến trước 5 tạ. Hỏi cả hai chuyến xe đó chở được bao nhiêu tạ muối?
85 tạ
45 tạ
40 tạ
A.answer1
B.
C.
D.

Điền số thích hợp vào chỗ trống:
 
487 tạ - 154 tạ  tạ
A.333
B.
C.
D.

Điền số thích hợp vào chỗ trống:
 
7 tạ 4 yến =  kg
A.740
B.
C.
D.