Fill in the blanks (用所给词的适当形式填空):
1. ---_________(who) pink bicycle is this? ---It’s Mary’s.
2. My uncle can __________(draw) well.
3. _____________(there be) much sugar and some flour in the packet.
4. ______________(not close) the gate, please.
5. Mary can’t __________(swim) in the pool.
6. Jim’s mother _________(like) her new dress.
7. Those biscuits are __________(square).
8. ---What is your brother? ---He is a ___________(teach).