晚上的时候你不应该说:A.Good morning! B.Good night!
—Baby cats are kittens . I right ? —Yes . A. called , Are B. call , Is C. called , Am
The puppies the dog’s children . A. is B. are C. am
The pig three piglets . We call pigs . A. have , they B. has , their C. has , them
They are a pet shop . A. on B. in C. under
A baby pig called a piglet . A. is B. are C. am