名师精品：Unit4__单元常考点详解.docVIP

名师精品：Unit4单元常考点详解

1.decreasev.减少；（使）变小；变少n.减少；降低；减少的数量，其后常接介词in/of

decrease(sth.)to/by...减少到/了……

onthedecrease/increase在减少/增加

=1\*GB3①Themembershipdecreasedto150.会员数减少到了150人。

②人口出生率正在下降。Thebirthrateis.onthedecrease

=3\*GB3③Thenumberofstudentsintheclasshasdecreasedby20.班级里的人数减少了20人。

=4\*GB3④Therehasbeenadecreaseinourimports.我们的进口数量减少了。

2.dieout灭绝；（风俗、习惯等）消失

=1\*GB3①Manytraditionalcustomshavediedoutbecausetheyareoutofdate.因为已经过时，许多传统风俗逐渐消失。

=2\*GB3②Thefireisdyingout.You’dbetteraddsomefirewood.火快灭了，你最好添点柴火。

=3\*GB3③Manyanimalshavediedoutinthepastdecades.在过去十年中许多动物已灭绝了。

3.lossn.损失；遗失；丧失

=1\*GB3①Hereportedthelossofhiscartothepolice.

=2\*GB3②Thecompanysufferedaheavylossasaresultofthefireandtheytiedtheirbesttomakeupaloss.

ataloss不知所措

losev.失去，损失，失败lostadj.遗失的，输掉的losern.失败者

4.huntvt.vi.打猎，猎取，搜寻

=1\*GB3①Novemberisagoodtimetogohunting.

toomuch/overhunting过度捕猎huntfor寻找，有哪些信誉好的足球投注网站

=2\*GB3②HewenttoShenzheninordertohuntforabetterjob.（为了找一份好工作）

5.inpeace和睦地，安详地

=1\*GB3①Peoplefromdifferentcountrieslivehereinpeace.

6.indangerof有---危险outofdanger摆脱危险

=1\*GB3①Shewasseriouslysickandindanger(oflosingherlife).

=2\*GB3②Thepatienthasbeenoutofdanger.

endangervt.危害=3\*GB3③Smokingendangersyourhealth.

endangeredadj.有灭绝危险的；濒危的=4\*GB3④Thepandaisanendangeredspecies.

dangerousadj.危险的（具有危险性）Thehungrytigerisverydangerous.

7.respondvi.回答（比answer正，其后跟to）；响应，作出反应vt.回答（说）（后接that-从句或直接引语）

=1\*GB3①Shedidntrespondtomyquestion.

=2\*GB3②HedecidedtorespondtothecalloftheParty.

=3\*GB3③Thedoctorrespondedthathecouldnottellthenameofherdisease.

8.inrelief如释重负，松了口气

=1\*GB3①Inreliefshesmiled.=2\*GB3②Inreliefshehadasoundsleep