妈妈给你买了一本书,你应该怎样致谢:A.Thank you. B.Thank you, Mom. C.Thanks.
How much _________ the pumpkins? A. am B. is C. are
The students _______ an English lesson now. A. having B. are have C. are having
Do you like _________? A. horse B. horses C. hores
– How many are there ? – There is one. A. masks B. a mask C. mask
What _______ in the bag ? There are ________ apples. A. is; an B. is; some C. are; some