1.We should try our best to protect the e_________.
2.There are four s_________ in a year, spring, summer, autumn and winter.
3.She is a careful girl, so she made few m_________ in the exam.
4.My brother joined the army (军队), because he wanted to be a s_________ in the future.
5.The p_________ of China is over 1.3 billion (十亿).

1. — What c_________ is your sweater? 
    — It's blue.
2. Kongfu Panda is an i_________ film. We all like it.
3. Now boys and girls, look at the dialogue and ask and answer in p_________.
4. I like the white coat, and I don't like the b_________ one.
5. My aunt's son is my c_________.

1.I'll buy a ________ for my mother's birthday. (礼物)
2.You can't drive a car if you don't have a driver's _________. (证件)
3.There is no _________ between you and me, right? (秘密)
4.I won't go there _________ you go. (除非)
5.It's _________ for you to get enough sleep every day. (有必要的)

(     )1. The letters "tr" make a [tr]s _ _ _ _ in English. 　　
(     )2. Will you please say it again more s _ _ _ _ _? I can't catch up with you. 　　
(     )3. The teacher made the boy w _ _ _ his hands before eating. 　　
(     )4. We spend our winter holiday from J _ _ _ _ _ _ to February. 　　
(     )5. I got up late this morning, so I m _ _ _ _ _ the first bus.