On my birthday, my father _________ me a new schoolbag. (   )

A．buy

B．bought

C．buyed

填空题
1. Time ________ (for, to) bed.
2. Little Zeke ________ (sleep, sleeps) in a sock.
3. There ________ (was, is) a toy bus yesterday evening.
4. Mrs. Li ________ (had, have) a ball for Emma.
5. Tess ________ (work, worked) on a picture with her crayons last week.

Look, read and write：
He ______ ______ the flute then.

They _____very dirty.   (    )

A．is

B．was

C．were

Yesterday Liu Yun ____ a mountain with her parents. (   )

A．climbed

B．climb

C．climbing