________ we deal with our problems, we can easily become unhappy.
| A．Until | B．If |
| C．Unless | D．Though |
I don’t have to introduce him to you __ you know the boy.
A. until B unless C. since D but
This is my beautiful school __ is near the famous library.
| A．where | B．which | C．who | D．when |
-He didn’t go to the lecture this morning, did he?
-_____. Though he was not feeling very well.
| A．No, he didn’t | B．Yes, he did |
| C．No, he did | D．Yes, he didn’t |
“__ you’ve made! But you should work still harder,” the teacher said to the boy.
| A．What a big mistake | B．How big mistakes |
| C．What great progress | D．How great progress |
The head teacher with his students __that park if it __ tomorrow.
| A．is going to ;isn’t rainy |
| B．are going to; isn’t rainy |
| C．is going to; won’t rain |
| D．are going to; doesn’t rain |