Listen! The girls _______________ in the classroom.
A.singing
B.is singing
C.are singing
The Whites ________ many places of interest since they came to China.
A. have visited B. will visit C. visited
—What did you do last night?
—I did my homework and ________ storybooks.
A.reads B.read C.will read
—What is Jenny doing?
—She______.
A.swims B.is going to swim C.is swimming
He has many________.
A.balls B.ball C.a ball
In winter, the weather is________.
A.hot B.cold C.warm