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【单选题】
Q235钢抗拉、抗压和抗弯强度设计值f为( )N/mm2
A.
195
B.
205
C.
215
D.
235
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举一反三
【单选题】it is to jump into a pool or go swimming in a river in summer!
A.
What great fun
B.
What a great fun
C.
How great fun
D.
How a great fun
【单选题】下列语句中加点字的注音完全正确的一项是
A.
突兀(wù)    水涡(wō)    不霁何虹(jì)    妃嫔媵嫱(yìnɡ)
B.
矗立(zhù)    辇车(niǎn)  雷霆乍惊(zhà)   鼎铛玉石(dānɡ)
C.
逦迤(yǐ)     锱铢(zī)    架梁之椽(chuán)  直栏横槛(kǎn)
D.
剽掠(piāo)   仓庾(yǔ)    金块珠砾(lì)    囷囷焉(jūn)
【单选题】What is essential to Joan about a hotel?
A.
h should be on the beach.
B.
It should have a swimming pool.
C.
It should be quiet.
D.
It should be in the downtown.
【简答题】Many earthquakes happen without warning, so it is important to know what to do when it happens. Here are some tips on how to stay safe in earthquakes. ◆Keep a cool head. Worry won’t help you. Think ab...
【单选题】What does Margherita say about presenting a show?
A.
h is essential to keep in mind what is going to happen next.
B.
It is more complicated than she had previously thought.
C.
The ability to add and subtract is the most important requirement.
D.
The contend of a show is sometimes changed suddenly.
【单选题】The garden, ________ with a high wall and thick trees, is much bigger than what it used to be. [     ]
A.
having surrounded
B.
surrounded
C.
surrounding
D.
which surrounds
【多选题】关于普通平键的下列表述,正确的是 。
A.
键的截面尺寸根据转矩大小确定
B.
键的长度根据轮毂长度确定,通常比轮毂长度短,且为标准值
C.
C型键多用于轴端
D.
承受单向转矩时,键的工作面是一侧工作面
E.
采用两个平键联接时,一般应相隔 布置
F.
平键的承载能力取决于键工作表面的挤压强度
【单选题】下列句中加点字的注音,全正确的一项是( )
A.
在赂秦(luō) ②率赂秦耶(shuài) ③思厥先祖父(jué)
B.
霜露(bù) ⑤洎牧以谗诛(jì) ⑥日削月割(xuē)
C.
③④ B②⑤⑥ C②③⑤ D①④⑥
【单选题】下列句子中加点字的注音全都正确的一项是
A.
曾经有好几次我以为它会被风暴折断,闪电与雷鸣照亮黑暗的瞬间,却窥(kuī)见它的树干始终岿(kuī)然。
B.
他使那些在夜里听到狼叫,白天去察(chā)看狼的足迹的人毛骨悚(sù)然。
C.
山如眉黛(dài),小屋恰似眉梢的痣(chì)一点。
D.
有时深夜,我会忽然想起那些高原上的原住民,它们的魂魄(pò),如今栖(xī)息在何处云端?
【单选题】下列句中加点词注音全都正确的一项是:
A.
批大卻(xì)      良庖岁更刀(gēng)    新发于硎(xíng)
B.
砉然向然(xū)    彼节者有间(jiān)    大軱(gū)
C.
膝之所踦(yǐ)    游刃有余(rèn)    肯綮(qìng )
D.
足之所履(lǚ)  謋然已解(huò)      导大窾(kuǎn)
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