Why didn’t people begin to use unmanned vehicles in undersea exploration until r

游客2024-07-24 10

问题 Why didn’t people begin to use unmanned vehicles in undersea exploration until recently?
It is because of the ______.
[br] What will happen to a submersible in deep water if it is not well built?
It is most likely to ______.

选项

答案 get crushed

解析

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Why didn’t people begin to use unmanned vehicles in undersea exploration until r

Alotofpeopledobelievethatsmokingwill______(definite)bringgreatharmto

Thefirstparagraphtellsthat______.[br]InAmericansocietyyoungpeople___

Cellphonescanmakeourlife______.[br]Ifpeopleleavetheirphonesathome,

Nowmanyyoungpeoplespendseveralhoursaday(talk)________onamobilephone

Thoughpeopleplantmanytreesinthisareaeveryyear,thetopofsomehillsis

Thousandsofpeopletookpartintheworkwhentheoldtemple______.A、wasrebui

Doctorsbelievethatsecond-handsmokemaycauselungcancerinpeoplewho

Doctorsbelievethatsecond-handsmokemaycauselungcancerinpeoplewho

Nowmanyyoungpeoplespendseveralhoursaday(talk)______onamobilephone。(in

Whydidn’tpeoplebegintouseunmannedvehiclesinunderseaexplorationuntilr

Duringtheearlyyearsofthiscentury,wheatwasseenastheverylifeblood

Manypeoplewronglybelievethatwhenpeoplereacholdage,theirfamiliesp

[originaltext]W:EnglishLanguageCenter.HowmayIhelpyou?M:Hello.I’mcal

我国最大的图书馆是（）。A.中国国家图书馆 B.上海图书馆 C.广州图书馆

对诊断胎儿十二指肠闭锁最有帮助的声像图表现是A.肠管脱向脐带 B."双泡"征

某工业企业2017年有关资料如下：2017年全年主营业务收入200万元；一、二季

资产评估专业人员在承接资产评估业务时，应当按准则规定进行综合分析与评价的事项中，

关于县级以上人民政府信访工作机构的职责，下列表述不正确的是（）。A.受理、

糖尿病微血管病变的发生、发展可能与下列哪些因素有关？ A.山梨醇旁路代谢增强B

学习动机强度与学习效果之间的关系，可因学生的（）而异。

Thefirstparagraphtellsthat____.[br]InAmericansocietyyoungpeople_