Read and write.(请用动词的适当形式填空)

1. Look !  Many people ______ ( swim)  in the river.

2.What ______ (do) she ______ (do)?

3. Zhang Peng ______ (buy) some cards two days ago.

4. Where ______ (do) you ______ (go) last weekend?

5. Listen, the train ______ (come).

简析《我用残损的手掌》诗中运用多种艺术手法的作用。