Question

--I’m worried about my English.
-- ______ harder ________ you will catch up with your classmates

1. A.
   Working; and
2. B.
   To work; or
3. C.
   Work; and
4. D.
   Worked; or

Answer 1

C
本题考查祈使句及连词的用法。祈使句是以动词原形开头，故用Work; and意为“然后”；or意为“或者”，答语句意“努力工作然后你将赶上你的同学”。故选C。