以下骨盆外测量径线的正常值分别是骶耻外径 A．8.5～9.5cm B．8～9cm C

给句子选择正确的译文，并把序号填入题前的括号内。

放风筝。[ ]

A. Throw the kite.    

B. Fly the kite.

安西都护府

用括号内所给单词的适当形填空。

1. Restaurant owners have learned from _____ (science) studies.

2. Her mother makes her_____ (run) 800 metres around the playground every day.

3. They were very _____ (surprise) to see her again after 15 years.

4. Some advertising can _____ (lead) you. Let's say, an ad can lead you to buy something you don't need

    at all.

5. You have to pretend _____ (like) the gift, though you don't like it.

克服自交和远缘杂交不亲和的途径有哪些？

在施工缝处继续浇筑混凝土时，浇筑前，水平施工缝宜先铺上（）厚的水泥砂浆一层，其配合比与混凝土内的砂浆成分相同。

A.2～3mm

B.5～10mm

C.10～12mm

D.10～15mm