—I think it's useful ________ a second language.
—Me too.
A. learn B. to learn C. learning D. to learning
—________？
—I went to see my friend.
A. Where was your friend B. What are you doing
C. How's your friend D. What did you do
—Who fed so many cows on the farm?
—My uncle ________.
A. do B. does C. doing D. did
—I feel something ________ under the bed.
—Really？Let me have a look.
A. moves B. moved C. moving D. to move
—________ funny the movie is!
—Yes.Lots of children like it.
A. What B. How C. What a D. How a
My aunt started ________ the kitchen at 2：00 pm.
A. to cleaning B. cleaned C. clean D. to clean
