【单选题】【消耗次数：1】
He unbuttoned his shirt to _______ a big scar on his chest.
①
adapt
②
react
③
review
④
reveal
参考答案：
复制
纠错
相关题目
【单选题】
He asked his neighbour to ________ his house.
①
keep an eye on
②
keep their eyes on
③
keep their eyes open
④
keep them eyes open
【单选题】
He was _____ his late twenties when he found his first job.
①
in
②
after
③
after
④
from
【单选题】
He is ____, but his wife is _____.?
①
awake…asleep ?
②
awake…sleep ?
③
waking…asleep ?
④
wake…asleep ?
【单选题】
19. He tried to _____ from his memory what he knew of his former neighbor..
①
think of
②
remember
③
summon
④
gave way
【单选题】
In the past he often made his sister___, but now he is often made __by his sister.
①
to cry; to cry
②
cry
③
to cry; cry
④
cry; to cry
【单选题】
When he bent down to tie his shoelace, the belt of his trousers _____.
①
ruined
②
cracked
③
broke
④
split
【单选题】
I think his hard work will _______ big success in the end.
①
take up
②
put out
③
get by
④
result in
随机题目
【单选题】
关于酶含量的调节，错误的是：
①
酶含量调节属于快速调节的一种
②
酶含量调节属于细胞水平的调节
③
底物可诱导酶的合成
④
产物往往阻遏酶的合成
⑤
激素或药物可诱导某些酶的合成
【单选题】
DNA复制时，模板序列5′-TAGA-3′，将合成下列哪种互补结构？
①
5′-TCTA-3′
②
5′-ATCA-3′
③
5′-UCUA-3′
④
5′-GCGA-3′
⑤
3′-TCTA-5′
【单选题】
下列关于蛋白质，叙述错误的是：
①
蛋白质是由氨基酸通过肽键相连的生物大分子
②
并不是所有的蛋白质都具有一、二、三、四级结构
③
组成蛋白质的主要元素有C、H、O、N、S，含氮量平均约为16%
④
变性蛋白质一定沉淀，沉淀的蛋白质不一定变性
⑤
蛋白质变性后，空间结构遭受破坏，一级结构完好