How many ______ medicine are used for the children of six years old?
A. kind of B. kind
C. kinds of D. kinds
Eating fruit and vegetables can help you ______ more vitamins.
A. got B. getting
C. to get D. gets
Here ______ in the classroom.
A. ten students are B. are ten students
C. ten students is D. is ten students
We should keep our classroom ______.
A. cleaned B. clean
C. cleaning D. to clean
—English is difficult for me. I can’t learn it well.
—Don’t give up. Nothing is difficult if you work hard.
A. always B. never
C. seldom D. hardly ever
—______ did you do on Sunday, Kate? —I watched TV.
A. When B. How C. What D. Where
