用所给动词的适当形式填空。

1. David often ___________ (help) me with my English.

2. Can you ___________ (put) an egg on your head?

3. Look, the farmers ___________ (pick) apples on the trees.

4. Nancy ___________ (play) the piano at the concert tomorrow.

5. The children went to the farm yesterday. They ___________ (have) fun there.

深化户籍制度改革，今年实现进城落户1300万人以上，加快（）全覆盖。