XI:Mark the letter A, B, C, or D on your answer sheet to indicate the best answer to complete each of the following sentences
Câu 1: When the personnel director realized _____, he immediately added two more staff to the project.
A. what it was a formidable task
B. what a formidable task it was
C. it was what a formidable task
D. how formidable was it a task
Câu 2: The instructions from air traffic control were not fully implicit, and __________.
A. as a result, the pilot made an error and crashed
B. so that the pilot made an error and crashed
C. resulting from the pilot crashing the plane
D. therefore the pilot made it crashed
Câu 3: Having found that I was not at home, ___________.
A. colonel arrested the thief
B. my house was broken into by the thief
C. the thief broke into my house
D. I didn’t know that the thief broke into my house.
.
Câu 4: While the language barrier was once an obstacle to trade, __________.
A. the technical case is now no more
B. which is no longer the case
C. the case doesn’t longer exist
D. the technical hurdle is now the case
A.
B.
C.
D.