Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correction in each of the following questions.
Câu 1: The best way to eliminate a pest is to controlling the food accessible to it
A. The best
B. to controlling
C. food accessible
D. it
Câu 2: If protect, a solar cell lasts for a long time and is a good source of energy.
A. protect
B. solar
C. lasts
D. source of
Câu 3: The oxygen content of Mars is not sufficient enough to support life as we know it.
A. sufficient enough
B. to support
C. as
D. it
Câu 4: The color of the Red Sea is due to a minute alga, or sea plant, whose forms huge patches of a blood red tint.
A. a minute alga
B. sea plant
C. whose
D. forms
Câu 5: The Alaskan malamute, used extensively for pulling sleds, is closely related about the wolf.
A. used
B. for pulling
C. closely
D. about
A.
B.
C.
D.