She wants to study English and she is going to study economics _______.A.at a time B.at times C.at the same time

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She wants to study English and she is going to study economics _______.A.at a time B.at times C.at the same time
She wants to study English and she is going to study economics _______.
A.at a time B.at times C.at the same time

She wants to study English and she is going to study economics _______.A.at a time B.at times C.at the same time
本题主要考time 的用法. A 表示一次 B表示 有时 C 表示同时 ,这里要注意same 前面的the 不能省去 . 原句中用and 链接 ,表示关系的一致.所以用C ,表示同时想学经济学.

选C
at a time: 一次;每次;在某时(强调具体的某一次)
at times:有时;偶尔(说明这种事不止一次,时不时都会发生的,主要表达一种常态)
Let your listener answer one question at a time.
让你的听众(一次)回答一个问题。
The Gemini program would send two as...

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选C
at a time: 一次;每次;在某时(强调具体的某一次)
at times:有时;偶尔(说明这种事不止一次,时不时都会发生的,主要表达一种常态)
Let your listener answer one question at a time.
让你的听众(一次)回答一个问题。
The Gemini program would send two astronauts at a time into space.
双子座计划将(一次)把两名宇航员送入太空。
at times:有时;偶尔(说明这种事不止一次,不时都会发生的)
At times soils may diffuse into the mouth.
(有时)污垢甚至会渗入口内。
at the same time表示在同一时刻或时间

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C,她想去学英语,同时,她也将去学经济。
]at a time一次
at times有时