高一英语同步课程
《完形填空之词语辨析》麻雪玲
点击试听好老师授课
老师传授典型题详细办法
教学生举一反三
一题多解、一题巧解
错题本
错题追踪复习
听课中的错题能自动加入错题本
课后可方便复习及导出错题本
网络答疑
课程互动性强
在线互动问答
数理化英快速答疑
课后练习
经典例题课后练习
老师针对课堂中的经典例题
为学生推送同类型题，掌握解题方法
(1) call for
① 来找(某人)；来取(某物) I'll call for you at your house.
②要求；需要Success in school calls for much hard work.
(2) call on
① call on / upon sb. 拜访；去会(某人) I hope to call on you at your office at 3 o’clock today.
② call on / upon sb. to do sth. 请／叫某人做某事He called upon me to speak immediately.
③ 号召；呼吁；要求 The President called on his people to serve the country.
(3) call up
① 给……打电话 (英 ring up) I tried to call you up last night, but no one answered the phone.
② 征召入役；调用 (后备部队) Three boys in our street were called up last week.
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