[课 下 作 业]
Ⅰ.单项填空
1．Since the matter was extremely ________，we dealt with it immediately.
A．tough B．tense C．urgent D．instant
答案 C [句意：由于事情非常紧急，我们立即进行了处理。urgent紧急的；tough硬的；tense紧张的；instant立即的。]
2．The newly－published book，mainly ________ use in college，is a best－seller this year.
A．designed for B．designed to
C．designing for D．designing to
