XI. Mark the letter A, B, C, or D on your answer sheet to indicate the best way to complete each of the following sentences.
Câu 1: The temperature inversions often occur when ________ in the late afternoon.
A. the earth's surface is cooled
B. the earth's surface is cooling
C. the surface of earth cooled
D. cooling the earth's surface
Câu 2: The children sing loudly _________.
A. as though they are the winners
B. though they are the winners
C. as if they were the winners
D. were they the winners
Câu 3: ______________ , but it also filters out harmful sun rays.
A. Not only does the atmosphere give us air to breathe
B. Not only the atmosphere gives us air to breathe
C. The atmosphere gives us air to breathe
D. The atmosphere which gives us air to breathe
Câu 4: The economists in the world highly appreciate the economic situation of the U.S, ____.
A. pumping millions of dollars by the president.
B. where is pumped millions of dollars by the president.
C. pump millions of dollars by the president.
D. which is pumped millions of dollars by the president.
Câu 5: The instruction from the train traffic control was not consistent with the train drivers,_______.
A. so that the drivers made an error and crashed
B. as a result, the drivers made an error and crashed
C. therefore the drivers made it crash
D. resulting from the drivers crashing the plane.
A.
B.
C.
D.