根据语境补全句中的单词。
1. Do you know _____________(为什么)?
2. It’s an ______________(请柬) to my birthday party.
3. You were in China for two ___________(年).
4. Now there is a big _____________(操场).
5. I don’t have anything to do. I’m __________(无聊的).
看图完成对话。
1. I'm helpful. I can .(填上自己能做的事情)
2. --- Can she _____________________?
--- Yes, she can.
3. --- ____________________ today?
--- It's Friday.
4. --- Where is the trash bin?
--- It's _____________ the table.
5. --- Is there a lake in the park?
--- No, _______________.