[单选题]Jack was frustrated when he realized _______ to achieve the goal.(1分)
Ahow hard it would be
Bhow would it be hard
Cvery difficult it will be
Dit is difficult
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参考答案
试题答案:
A
答案解释:
解题思路: 本题考查宾语从句的用法。根据题意“当杰克意识到要达到目标是多么困难时,他感到非常受挫”。句中 “_______ to achieve the goal”作realized的宾语;when引导一个时间状语从句,在这个状语从句中又有一个宾语从句,用how引导,并且用陈述句式,故正确答案为A)选项。