题目内容：

Dear Ann,

I’m really anxious , because I can’t      my backpack. I think I _    it during the concert，so it      still be in the symphony hall. I really need it      I will have a math test tomorrow. It’s important because it      30% to the final exam. I tried to call you      your mom said you      still at your optometrist appointment (I hope your new      look nice). If you       an idea     it could be, please call me.

Thanks,

Linda.

1.A. look for        B. see           C. find out          D. find

2.A. drop          B. will drop       C. dropped          D. drops

3.A. can’t          B. must          C. couldn’t          D. might

4.A. so            B. because        C. when            D. why

5.A. makes of       B. take up        C. makes up         D. there is

6.A. and           B. but            C. then             D. although

7.A. are            B. were          C. will be           D. have been

8.A. glasses         B. glass          C. a piece of glass    D. one glass

9.A. will have       B. have          C. are going to have    D. may have

10.A. where        B. there          C. here              D. what