In the advanced course, students must take objective tests ______ monthly intervals.

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问题 In the advanced course, students must take objective tests ______ monthly intervals.

选项 A、with
B、on
C、for
D、at

答案D

解析句意：在高级课程学习阶段，学生必须每隔一个月参加一次目标性测试。本题考查的是固定词组at interval中的介词at。

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本试题收录于：大学英语三级A级题库大学英语三级分类

大学英语三级A级

大学英语三级

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In the advanced course, students must take objective tests ______ monthly intervals.

大学英语三级A级

大学英语三级

Thethreeforeignerswerepushedoutofthewaybecause.Accordingtothepassage,youshouldnotcrossyourlegs.

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WhatdoAmericansliketodo?Americansliketolaughand.WhatisthefirstdayofAprilcalled?Itwascalled.

A、One.B、Two.C、Three.D、Four.CM:Tellmeaboutyourhouse.W:Well,ithasalivingroom,adiningroomandthreebedrooms.Q:

Accordingtothepassage,scientistshavediscoveredthatinfluenzaviruses______.Newstrainsofvirusesaretransmittedtom

A、Gotoanotherbookshop.B、Borrowonefromherroommate.C、Buyalessexpensiveone.D、Gotoborrowonefromthelibrary.DWhat

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Thethreeforeignerswerepushedoutofthewaybecause______.Accordingtothepassage,youshouldnotcrossyourlegs______.

Thethreeforeignerswerepushedoutofthewaybecause______.Thethreeforeignersdidnotqueueforthebusbecause______.

A、Inastudentdorm.B、Inanapartment.C、Inanoldfriend’shouse.D、Inheruncle’shouse.B

WhatdoAmericansliketodo?Americansliketolaughand______.WhatisthefirstdayofAprilcalled?Itwascalled______.

A、One.B、Two.C、Three.D、Four.CM:Tellmeaboutyourhouse.W:Well,ithasalivingroom,adiningroomandthreebedrooms.Q:

Accordingtothepassage,scientistshavediscoveredthatinfluenzaviruses______.Newstrainsofvirusesaretransmittedtom

A、Gotoanotherbookshop.B、Borrowonefromherroommate.C、Buyalessexpensiveone.D、Gotoborrowonefromthelibrary.DWhat

Koalas(考拉熊)usearangeofsoundstocommunicatewithoneanother______relativelylargedistances.

A、Theconcertwasbroadcastontelevision.B、Ticketsforitwereratherexpensive.C、Manypeoplewerepresentattheconcert.D、

A、Doctorandpatient.B、Managerandclerk.C、Secretaryandvisitor.D、Teacherandstudent.CWhat’sthemostprobablerelationshi

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用于蛋白和核酸分离的实验方法是

A、(全反式)-3，7-二甲基-9-(2，6，6-三甲基-1-环己烯-1-基)-2，4，6，8-壬四烯-1-醇醋酸酯B、6-甲基-5-羟基-3，4-吡啶二甲醇盐酸盐C、盐酸吡多辛D、L(+)-苏阿糖性-2，3，4，5

A、创可贴B、医用绷带C、体温计D、电子血压计E、手持式家用血糖分析仪供医院和家庭的体外创口敷药包扎、固定用的是（）。

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设M=(x2sin3x一cos4x)dx，则有

已知A=10111110B，B=AEH，C=184D，不等式成立的是()。

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Britain’sconstructionsectorhasenjoyeditsstrongestpick-upinbusinesssincebeforethefinancialcrisisplungedtheindust

Thethreeforeignerswerepushedoutofthewaybecause.Accordingtothepassage,youshouldnotcrossyourlegs.

Thethreeforeignerswerepushedoutofthewaybecause.Thethreeforeignersdidnotqueueforthebusbecause.

WhatdoAmericansliketodo?Americansliketolaughand.WhatisthefirstdayofAprilcalled?Itwascalled.