6．一British engineer.TimB erners-Lee the idea of the World Wide Web in 1989．一You’re right.and t——青夏教育精英家教网——

6．一British engineer，TimB erners-Lee_______the idea of the World Wide Web in 1989．
一You’re right，and the World Wide Web is 25years old this year．（　　）

5．一Climate change________mainly by too much CO₂in the air．
一So I think the key is to produce electricity without creating CO₂．（　　）

4．一Excuse me，may I ask you a question？
一Sure，________．（　　）

	A．	go ahead		B．	you’d better not
	C．	I hope so

3．--what's this in English，Maria？
--It's ________map．（　　）

2．Most of my classmates prefer loud music _______ they can dance to．（　　）

1．-_______apples do we need to make fruit salad？
-Let me think…．We need three apples．（　　）

20．I got home for my birthday from my college on Friday evening．No one was at home，and Mom and Dad hadn't left me a note．This made me _________．（　　）

19．______ fathers can't go to the class meeting because they have gone to business．（　　）

	A．	Jack and Mike's		B．	Jack's and Mike's
	C．	Jack and Mike		D．	Jack's and Mike

18．-A talk on American culture ________ in the school hall yesterday afternoon．
-It's a pity．I missed it．（　　）

17．-Dave，it's dangerous to swim here．Look at the sign．
-Oh，I _______ it．Thank you．（　　）

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