粮库3天内进出库的吨数记录如下（“+”表示进库，“-”表示出库）：+26，-32，-15，+34，-38，-20

（1）经过3天，粮库里的粮食是增多了还是减少了？

（2）如果进库出库的装卸费都是每吨5元，那么这3天要付出多少装卸费？

用所给单词的正确形式填空。

6. Would you like to ask Mr. Hu for some ____________?（建议）

7. I think diving is more _____________ than skating.（令人兴奋的）

8. Why do you look so _____________? Can I help you?  (紧张)

9. You must know that different people have different _______________(能力).

10. Do you think what he said is ____________? (真实的)