上海城轨供电系统电压等级有两种模式：其中一种是（）的四级电压供电模式。 A.110k

根据句意及首字母提示,用所给词的正确形式填空,一空一词。

1. It ' s n       for me to stay at home to help my parents today.

2. Look! It's raining outside. You'd better put on your raincoat or take an u       .

3. There are many p       on the bus today.

4. Can you b       he met Jay Chou yesterday?

5. Deng Yaping joined the n     table tennis in 1988.

6. Are you interested in        (read) novels?

7. The old man       (tell) two stories last night.

8. Jack         (bring) a nice gift to me-two days ago.

9. I have a good way of          (learn) English well.

10. We         (plan) to go to visit Xi'an next week

过正方形ABCD的顶点A作线段AA₁⊥平面ABCD,且AA₁=AB,则平面ABA₁与平面CDA₁所成的二面角的度数是(    )

A．30°

B．45°

C．60°

D．90°

输入10～20mL血即可出现寒战休克的是（）

A．循环超负荷

B．过敏反应

C．发热反应

D．变态反应

E．细菌污染反应

静息状态下出现明显颈动脉搏动提示（）。

A.静脉压增高

B.静脉压降低

C.脉压增宽

D.脉压变窄

E.颈静脉充盈

“集装箱号”栏应填报( )。

A．LMYN4578692(40)

B．LMYN4578692/40/2035

C．LMYN4578692

D．LMYN4578692*1(2)