Though ______ to see us，the professor gave us a warm welcome。
A. surprise B was surprised C. surprised D. being surprised
With the development of science and technology, there is no doubt _________Chinese astronauts will land on the moon.
| A．whether | B．which |
| C．that | D．what |
______is known to us, bad eating habits are still very common among us students.
| A．It | B．As |
| C．Which | D．What |
I found her nice and honest _________I saw her.
| A．for the first time |
| B．the first time |
| C．on the first time |
| D．for the first time when |
Only then _________the importance of English grammar.
| A．realized he | B．he did realize |
| C．did he realize | D．he realized |
— Mike, our team will play against the Rockets this weekend. I sure we will win.
—_________!
| A．Congratulations | B．Take care |
| C．Never mind | D．Good luck |