现代生殖技术在目前阶段可有以下3类，即 __________ 和 _________

用所给单词的适当形式填空。

1. Yesterday, I              (walk) to the park.   

2. Li Ming is              (play) football.   

3. He and she             (go for a walk) every morning.   

4. Jenny often              (go) home at 7:00 in the afternoon.   

5.              (do) you have a nice trip last week (上周)?

哪项不是防治术后腹胀的措施

A．肛管排气

B．鼓励进食

C．胃肠减压

D．腹部热敷

E．早期下床活动

选择正确的引导词补全句子

1.I don't know ________ he will come.(that,if)

2.I believe ________ he is a good teacher.(that,if)

3.I want to know ________ you join this club.(why,what)

4.They asked ________ I came from.(if,where)

5.I can't remember ________ I bought this bag.(when,that)

非确定型决策

为了合理分布空车和保证装车需要进行的车流调整称为（）

A.重车调整

B.空车调整

C.备用车调整

D.方向别装车调整