看图完成对话或句子。

1. —What did you do last weekend, Tom?

    —I went to the               with my friends.

2. —What is the girl doing?

    —Look ! She is _          .

3. Today the weather is            . Let's go outside to play soccer.

4. I climbed the          _   last week.

5. I had a talk with Lucy on the              last week.

毛首鞭形线虫的诊断阶段为（）

A.虫卵

B.杆状蚴

C.丝状蚴

D.鞭虫幼虫

E.以上都不是