问题
填空题
用be动词的适当形式填空。
1. I _____ a teacher.
2. —What _____ that?
—It _____ a map.
3. This _____ my friend, Daming.
4. Danny and Jenny _____ from Canada.
5. These _____ my favourite books.
答案
1. am 2. is; is 3. is 4. are 5. are