选出不同类的单词。(1)A.pen B.book C.bag D.elephant(2)A.cat B.pig C.mother D.sperm whale(3)A.apple B.grapes C.TV D.watermelon(4)A.lake B.cold C.warm D.cool(5)A.play B.swim C.fly D.yellow
Let’s _____ in the park. A. walking B. walk C. walks
----What are those? ----_____ are ducks. A. They B. It C.This
The ducks are _______ now. A. coming B. come C. comeing
Do you use chopsticks in China ? Yes, we _______ . A. aren’t B. do C. isn’t
What are you ____? A. eat B. eating C. eats