词汇运用。

1. The Yellow River is the __________(two)longest river in China.

2. He got a ___________ (bad) result in English this term than last term, he didn't try his best.

3. Do you know which animal has two _____________(stomach)?

4. I would like to enjoy the ___________(beautiful)of the sunset.

5. Please ask him___________________(not watch) too much TV.

6. When I saw this photo, I_____________(think)of my uncle.

7.We didn't enjoy ourselves at the _____________(begin) of the trip because of the heavy traffic .

8. Of us all, Kitty has _____________(little) money.

9. ___________ (join) the school football team, he practises hard even when it rains.

10. Thank you for agreeing_______________(let) me go on the class trip, Mr Wu.

患者，男性，60岁，左肺下叶切除术后3d。防止呼吸道感染最佳的护理措施是

A．协助病人翻身、叩背、吸痰
B．乙醇湿化氧气吸入
C．高压氧定时治疗
D．蒸汽雾化吸入
E．超声波雾化吸入