第16—18课每课一练
Lesson 16
I.根据句意和所给的首字母用适当的词语填空。
1. Mum is cooking dinner in the k________. Let’s go and help her.
2. Monday is the s_________ day of a week.
3. Her father left for Shanghai last week. He’ll r________ home next week.
4. It’s hot in the room. Please keep the windows and doors o_______.
5. There are two big c__________ in North America.