5．A little knowledge is .because it can cause people to think they are more expert than they ——青夏教育精英家教网——

5．A little knowledge is _______，because it can cause people to think they are more expert than they really are．（　　）

4． his membership card，Tony decided to make a phone call to check whether there was something wrong．（　　）

	A．	Having not received		B．	Not receiving
	C．	Not received		D．	Not having received

3．Our teacher urges us to form a good habit of learning， we think will benefit us in the long term．（　　）

2．---I think this accident happened for many reasons．
---Richard is partly to blame， way you look at it．（　　）

1．The police have offered a large _______ for information leading to the robber's arrest．（　　）

20．Some biologists believe this is an ancient survival strategy，_______ a diet with 30percent fewer calories than usual increased life span．（　　）

19．The ordinary girl sat silently at the corner，but when the prince came over to invite her to dance，her face immediately _________．（　　）

18．When the environmentally friendly cars came onto the market，many people were eager to buy them ________ the price．（　　）

17．Finding a girl struggling in the water，he threw himself into the water without ．（　　）

16． a ticket for the match，he can now only watch it on TV at home．（　　）

	A．	Obtaining not		B．	Not obtaining
	C．	Not having obtained		D．	Not obtained

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