You ________ play football on the busy street. It’s dangerous.
A.needn’t B. don’t C. mustn’t
The water can _____very cold.
A.to be B. is C. be
如果你想表达”能让你的爸爸接电话么?”你可以说:
A.Can you answer the phone,dad?
B.Can I spesk to your dad?
C. Can I spesk to your mom?
Can the pandas ______?
A. swimming B. swim C. are swimming