选择正确的单词填空。 |
1. There ______________ (is, are) seven days in a week. 2. There______________ (is, isn't) any milk in the bottle. 3. There ______________ (are, is) no books on the shelf. 4. There______________ (is, was) an English exam in our class yesterday. 5. How many days ______________ (there are, are there) in a year? |