Radium salts，which have been found to ______ in bones，give rise to bone cancer.
A．pile up　B．build upC．keep up　D．pull up
B
考查短語辨析。build up(="accumulate)" 積累。pile up 堆積。keep up 保持，維持。 pull up 停車。根據(jù)句意選B。
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題

Television has many advantages．It keeps us ____ of the latest news and also provides entertainment in the house．_______ it’s so popular worldwide.
A．informed, No wonderB．to know, No doubt
C．learning, No chanceD．to think, No problem

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

— How long have you been here?
— Only about five minutes. Henry and Simon ______ here with me.
A．walkB．have walkedC．walked D．had walked

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The cigarette end thrown away by a careless farmer ______ the big fire and caused a great loss to them．
A．brought aboutB．brought inC．brought down D．brought out

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The UN is trying to ______ the world ________ hunger.
A．get rid of; byB．rid; ofC．be rid of ;byD．get rid; of

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Please ____ your sister to bring the ticket for the concert.
A．remindB．rememberC．warnD．let

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

A better plan was _____ by the headmaster.
A．put outB．put awayC．put forwardD．put on

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Suddenly it _________ to me that I should report the accident to the police.
A．happenedB．struckC．occurredD．hit

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

If you ____________ of Mary, ask her to come and see me.
A．lose sight ofB．catch sight of
C．a(chǎn)re in the sight ofD．a(chǎn)re at the sight of

查看答案和解析>>

同步練習冊答案