1 . Even more serious difficulties include the ________(freeze) weather conditions and the heavy storms. （所给词的适当形式填空）

2 . He ________(astonish) to see how his hometown had changed in the past 10 years. （所给词的适当形式填空）

3 . The question is whether every citizen has ________（environment）consciousness. （所给词的适当形式填空）

4 . From the professor's ________(confuse) look, we could see that he hadn't expected that we could ask such ________(confuse) questions. （所给词的适当形式填空）

5 . In order to ensure children's health, we are determined   to provide milk product with ________(rely) sources.

6 .
(1) They regard the problem as not ________ of serious consideration.
(2) This place of interest is ________ visiting twice.
(3) It is ________ to pay 200 yuan for a concert.

7 . —What time is it by your watch，John?
—5∶32，Jack.But my watch isn’t quite ________—it gains　　1　　minutes every day.

A．key	B．royal
C．accurate	D．sacred