首页
登录
职称英语
In recent years, a number of communication satellites ______ into orbit about th
In recent years, a number of communication satellites ______ into orbit about th
游客
2025-03-21
34
管理
问题
In recent years, a number of communication satellites ______ into orbit about the earth.
选项
A、have been put
B、has been put
C、are already put
D、have been putting
答案
A
解析
本题综合考查主谓一致、时态和语态。据题意,近几年来,许多通讯卫星已经被发射到环绕地球的轨道。由于用了时间状语In recent years,所以时态应为现在完成时;anumber of意思是"许多",谓语要用复数。
转载请注明原文地址:https://tihaiku.com/zcyy/4006007.html
相关试题推荐
Thenumberofresidentswhohavebeenquestionedonthismatter______quitesmal
Theirprofitshavegrownrapidlyinrecentyears,andthisupward______isexpect
Onlyrecently______torealizethedangerscaffeine(咖啡因)mightbringtoourhealth
Inrecentyearstherehasbeenaveryrapidincreaseinthenumbersofyoungpeo
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
UntilrecentlymosthistoriansspokeverycriticallyoftheIndustrialRevol
随机试题
Onceuponatime,agreatboxer,TickBlack,toarestaurant【C1】______dinner
Whichmemberormembersofthespeaker’sfamilyhavehealthproblems?[br]Befor
Jumpingspidersaretheonlyanimalswhichareknowntouseit,butacamerawit
Whydomoremiddle-agedadultshavetotakecareoftheirageingparents?Becaus
现代行政体制要求行政人员需要承担双重使命服从权威与()。A.服从领导 B.
矫治力来源于患者的口颌系统肌力的矫治器是A.活动矫治器 B.固定矫治器 C.
有人说老师就应该是高尚的,不应该有差俗的行为,你怎么看?
患者,31岁。8月底发病,头痛,发热,恶心,呕吐,腰痛4天。体检:面色潮红,结膜
SS琼脂主要用分离A.铜绿假单胞菌B.白喉棒状杆菌C.分枝杆菌D.志贺菌、沙门菌
一钢筋混凝土单层工业厂房边柱,下柱为工字形截面,截面尺寸如图所示,下柱高为7.2
最新回复
(
0
)