1 . 根据句意，选择单词并以其适当形式填空。

1. They were _________ little children that they didn’t know what to do.
2. The mountain is _________ high that I cannot climb to its top.
3. It is _________ heavy a suitcase that none of us can lift it up.
4. See that big stone? Actually, it’s _________ a big stone that no one can carry it.
5. It was _________ nice weather that we were able to have lunch in the garden.

2 . 根据语境选择恰当的介词、副词填空
1. He put ________ a poster on the wall. (up/away)
2. The teacher forbids the pupils to let ________(out/off) fireworks in the school.
3. First, the house was cleaned from top ________ (to/till) bottom.
4. The fireworks lit ________ (on/up) the night sky.
5. The painting was hung upside ________ (along/down).
6. People keep a dog to scare ________ (away/out) thieves.
7. What has he been up ________ (in/to) recently?