1. There is enough food. Please eat as much as possible.（改为同义句）
    There is enough food. Please eat as much as__   __.
2. Tom left home two days ago.（改为同义句）
    Tom has _________ home for two days.
3. His sister had already read some books before she went to school. (改为否定句）
    His sister___________ books___________before she went to school.
4. I went to sleep at 9:00 last night. My father came back at 10:00 last night.（合并为一句）
    I________ to sleep before my father came back last night.
5. We had learned 2，000 English words by last term.（对画线部分提问）
    ____ English words ________you________ by last term?

l.  The plane t         off from Tokyo at 20:00 last night.
2. Mr Green c         his hair in the barber shop this morning.
3. Mrs Black         (买)her daughter a nice skirt yesterday.
4. Mr Jackson is a         (奇怪的)man. He always wears a hat all the year round.
5. To my         (吃惊)，the alien was shopping.
6. After I reached home last night, my father s       (说)to me," Have you finished your homework?"
7. The boy was walking down the street when the UFO l         .
8. An a         was visiting the museum when a girl called the TV station.