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You’d better exercise at least three times a week you can keep fit.A. so that B. only ifC. as though

编辑:chaxungu时间:2026-04-27 03:01:04分类:高中英语题库

【题目】You’d better exercise at least three times a week ______ you can keep fit.

A. so that B. only if

C. as though D. in case

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【答案】A

【解析】

试题分析:考查状语从句连词辨析。连词so that以至于,以便于,为了;当后面的从句中含有情态动词的时候,so that通常引导目的状语从句。only if只要;as though似乎,好像;in case以防;句意:为了保持健康,你一个星期至少锻炼三次。根据句意可知要适应so that引导目的状语从句。