He used to be afraid of the dark so he used to go to sleep _______the light _______.
﹣When did the earthquake in Lushan happen? ﹣It happened __________ 8:02 __________ the morning of April 20, 2013. A. on; in B. at; on C. at; in
My father has a great sports collection, __________ he plays sports every day. A. or B. but C. and
﹣Let’s play soccer. ﹣Good idea! Do you have __________ soccer ball? A. a B. an C. 不填
– What did that lady ask you just now? - She asked me______.
-______ you leave so soon? -Yes. I have to catch my plane.