Ⅰ.用所给词的适当形式填空
1．The ________(astonish) look on his face showed that he hadn't expected it.
答案与解析：astonished 修饰人的表情，声音，微笑用ed形式的形容词。astonished惊讶的。
2．When the man with a scar on his cheek walked into the pub, there appeared a ________(puzzle) expression on the face of the waiter who wondered why he came back again.
答案与解析：puzzled 修饰人的表情，用ed形式的形容词；puzzled迷惑的。句意：当脸上有疤的男人走进酒吧，服务员脸上现出迷惑的表情为什么他再次回来。
