-MrSmith,pleaseteachmehowtodrawonthecomputertoday.-Oh,no._______.You

- Mr Smith, please teach me how to draw on the computer today.- Oh, no._______. You have to get familiar with the keyboard first.A.Learn to walk before you runB.It's never too old to learnC.A good beginning is half doneD.The early bird catches the worm

A解析试题分析：A. Learn to walk before you run你跑步之前必须先学会走路 B. It's never too old to learn活到老学到老C.A good beginning is half done 好的开始是成功的一半 D. The early bird catches the worm早起的鸟儿有虫吃；句意：史密斯先生，今天请教我如何在电脑上画画？哦，那是不行的，你跑步之前必须先学会走路。你首先得先熟悉键盘。故选A考点：习惯用语的辨析点评：习惯用语短语辨析题目并不难，学生在答题时要认真仔细一些，一般都不会出现问题。答题过程中结合生活中的常识及了解每个选项的含义是做好此类题型的关键，对于这类题，可从句意着手。同时，对于平时的学习要多进行积累词汇，考试时才能很好的完成。

好好学习下