“ Can you speak English ?”“ Of course , I have studied it ___ I was six years old.”
A. though B. since C. before.
Yesterday we asked one hundred ______ at Hilltop School about their new year's plans .
A . students B. doctors C. workers.
The question is so difficult that ______ students can answer it.
A. few B. many C. most
Mr. Wang enjoys ______ stamps.
So he does.
A. collects B. collect C. collecting
Peter, can you come downstairs and do me a favor?
Yes, mum. I ______.
A. came B. come C. am coming
ShenzhouⅩwas sent up into space ______ 5:38 p.m. on June 11, 2013.
A. at B. on C. in