英语专业四级辅导：词汇与语法全真模拟练习23

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1. The mother said she would __ her son washing the dishes if he could finish his assignment before supper.
　　A let down
( U- T! z- F6 P1 @; r5 \　　B let alone
  l! ?" |, a5 Y' i. n　　C let off
6 w- N! r4 }3 m, x* \  Y　　D let out
$ v: A5 o& D1 E1 w　　2. This kind of material can __ heat and moisture.
# x1 H% \0 L( A! J2 X+ C　　A delete
8 Y, Z6 \" t- q; `' H; j- ~. c　　B compel
　　C constrain
( p0 B5 K8 s8 B$ v　　D repel
" x2 l: n+ @' H0 r　　3. Understanding the cultural habits of another nation, especially __ containing as many different subcultures as the United States, is a complex task.
　　A one
　　B the one
　　C that
0 [. j: j+ M% A+ [  n　　D such
　　4. In order to raise money, Aunt Nicola had to __ with some of her most treasured possessions.
　　A divide
4 c# o$ a. J) x$ R　　B separate
" \! j% O  R  L! d/ R; t7 `. e- M　　C part
　　D abandon
+ }  s+ g1 T% ^8 e* }  U3 Q- c　　5. The new appointment of our president __ from the very beginning of next semester.
; r" ~& a6 R& T; `3 T: ]　　A takes effect
　　B takes part
2 S8 F0 E8 U2 |3 i: ]　　C takes place
　　D takes turns
6 X# N5 @$ {1 i" z' y　　KEYS1-5 CDACA
. X2 q" l$ T- ?　　1. 选C ①let off原谅，不处罚，放过 With your record, you can hardly expect to let off lightly.
/ C8 F* X- l7 O/ S! W　　② let down使失望，食言③let alone别管，别烦Let her alone! She didn’t pick a quarrel with you.④ let out让……离开Open the door and let the cat out.　　
+ F9 W: t- f. Q2 a& H& v6 a7 o. K　　2. 选D ①delete消去，删除 Delete his name from the list of applicants.②compel强迫，迫使（运用权利/力量对方采取行动）He was compelled by illness to give up his studies.③constrain 限制，约束（强调内心情感），后接不定式 His activities must be constrained.④ repel排斥，抵制，防，抗We should not repel but protect young people’s enthusiasm.
, |( v! f1 ]8 f0 O6 m2 f　　3.选A 依语意以句子结构，此处需要一个代词，表泛指，则选one;而the one表特指 Please get the chair for me, the one in the corner.
5 k' q# ]' k$ [　　4.选C ①part 不及物动词 “分别，离别”Scarcely an hour has passed since we parted.②divide分，划分Is the land to be divided up or sold as a whole?③separate使……分离④abandon抛弃，放弃The order was given to abandon ship.
6 W; I; W! J. u* @2 j. B　　5.①take effect（药物）见效，（法律等）生效The new system of taxation will take effect next May.②take part参加③take place发生，举行④take turns轮流，依次They are unwilling to take turns at the same computer.