（ ）We must ______ and wait at a red light.
A. stopping B. stops C. stop
The party will ____ on July 20th.
A.am B. was C.be
I can _____songs.
A. sing B. sings C. sang
选出不同类的单词
A.penB.bookC.bagD.elephant
A.catB.pig C.mother D.spermwhale
A.apple B.grapes C.TVD.watermelon
A.lake B.cold C.warmD.cool
A.play B.swimC.flyD.yellow
Are you _________English now? Yes, I am.
A.learnB.learning
_______did you go on your holiday? I went to BeiJing.
A.WhereB.When