精英家教网 > 高中英语 > 题目详情
Emergency line operators must always ________ calm and make sure that they get all the information they need to send help.
A.growB.appearC.becomeD.stay
D
句意:急诊热线的接线员们必须一直保持冷静,并确保得到他们所需的所有信息以便派出救助。A项grow和C项become都表示“变化”,与always意义不符合;appear作系动词,表示“好像,似乎”之意,不符合题意。系动词stay意为“保持”,符合题意。
练习册系列答案
相关习题

科目:高中英语 来源:不详 题型:单选题

(2013·潍坊三县一模)If you don't work hard,it will be of no ________ for others to help you.
A.sympathyB.significance
C.relationD.sign

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

It is our responsibility to ________ that the country's health care publications are beneficial to the people.
A.satisfyB.compromise
C.quarrelD.ensure

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

—Have you ________ some new ideas?
—Yeah.I'll tell you later.
A.come aboutB.come into
C.come up withD.come out with

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

I tried phoning her office, but I couldn't ________.(2009·全国Ⅰ)
A.get alongB.get onC.get toD.get through

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

The effect of the medicine on this kind of disease remains ________.
A.seenB.to be seenC.seeingD.to see

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

When his brother was to cross the street,he was knocked down by a truck and badly ________.
A.injuredB.damagedC.harmedD.destroyed

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

I wish to thank Professor Smith,without ________ help I would never have got this far.(2012·天津)
A.whoB.whoseC.whomD.which

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

I knew that ________ would ever discourage him;he would never give up wanting to be a director.(2011·湖南)
A.somethingB.anything
C.everythingD.nothing

查看答案和解析>>

同步练习册答案