What did you do last night?______________________A.I do my homework at home. B. I did my homework at home.
Please stand _____ the train A.besideB. in C.of
The U.S ____.is of China.
kangaroos live in _______
I _____ fnd my key . A.can’tB.am C. live
The flag of the U.S is_____ and blue. A.red , yellow B.green,white C.red,white