1 . We started our discussion after everybody arrived yesterday afternoon. (保持原句意思不变)
We ___________ start our discussion ___________ everybody arrived yesterday afternoon.

2 . The farmer fed the chickens in the early morning as usual.（改为否定句）
The farmer ________ ________ the chickens in the early morning as usual.

3 . Sally used to go to school by bus. (改为否定句)
Sally ________ to go to school by bus.

4 . Steve and I read Yu Gong Moves the Mountains in the library last month.（改为否定句）
Steve and I _________ _________ Yu Gong Moves the Mountains in the library last month.

5 . 他刚刚没能听清楚你说的话。
He ________ catch ________ you said just now.

6 . At that time I had no idea when to start the journey.
At that time I _______ _______ when to start the journey.

7 . They said nothing important at the meeting. (改为同义句)
They ________ ________ ________ important at the meeting.

8 . It ________ (not snow) in our city last week.

9 . The teacher told us something important. (改为否定句)
The teacher ________ tell us ________ ________.

10 . Jim found his bike under the tree. (改为否定句)
Jim ________ ________ his bike under the tree.