— the population of the U.S.A. in 2009?—It about 309 million.A.What is; is B.What was; wasC.How many is; was D.How many was; is
Tom enjoyed __________ at his birthday party last night.
It’s important _________ us _________ _English well.
—do you visit your uncle? —Three times a month.
Tom can playdrums, but Sam can playtennis.
—______ is your new bike? — It’s 300 yuan. A. How much B. How many C. What color