What good news !I must tell my mother __________ ．

A．at all

B．at first

C．at once

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答案解析

句意：这真是个好消息!我要立刻告诉我的妈妈。本题考查的是短语辨析。at all根本，简直，完全；at first起初，首先；at once立刻，马上。故C正确。【知识拓展】at a loss不知所措；at a time一次；at any cost不惜一切代价；at best顶多，充其量；at hand手头；at heart在内心里；at home在家，无拘束；at last最后；at least至少；at most最多。

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1 The family used to live 500 meters __________ from the lake．

A．away

B．far

C．long

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2 根据下面资料，回答题
The best birthday I´ve ever had was my 21st．My family told me they were going to _____41_____me out to dinner，but in fact they planned a surprise party ______42____me．As I opened the door to leave the house，______43____were about 30 friends standing outside．They all san9“Happy Birthday”and______44____we went back inside．I______45____ lots of cards and then，a small present．I____46______it to find some car keys—my parents had bought_____47_____a car! My mother brought out a cake with 21 candles(蜡烛)on．1 was ____48______happy that I almost couldn’t blow _____49_____out! I managed to make a short speech(讲话)，thanking everyone for______50____，and we partied into the late night．
第41题选

A．take

B．make

C．set

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3 第42题选

A．to

B．for

C．with

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