| 四六级考试六级易错题（2019/3/29） |
| 第1题：At the sight of the police officer,the thief（） A.got to his feet B.took to his heels C.rose to his feet D.dragged his heels |
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| 第2题：You（）thisexerciseinwrittenform.I'llgiveyouthekey. A.don'tneeddoing B.needn'tdoing C.don'tneedtodo D.needn'ttodo |
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| 第3题：The welfare system____insurance from cradle to grave has been well praised. A.provides B.providing C.provided D.providing for |
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| 第4题：Itcostsaboutthirtydollarstohaveatooth（）. A.filling B.tofill C.filled D.fill |
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| 第5题：Unlike science,progress in technology must be measured in terms of the human factor.Technology must be our slave and（）. A.not the reverse B.not the version C.not the same D.not the prejudice |
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