.(全国卷II 11).Though ______ to see us,the professor gave us a warm welcome。A. surprise B was surprised C. surprised D. being surprised
_____people who learn Engiish as a foreign language ________more than 750 million.
Rather than ________at home watching TV, I'd prefer_______in the office.
To the parents' worry, some middle school students are _______ computer games and completely forget their studies.
His sister left home in 1998, and _______ever since.
I couldn't do my homework with all that noise