A
感叹句的句型：
What + a/an + adj. + n. + sb./sth. + is/are !
eg. What fine weather it is !(注意：weather不可数,不用加a)
What a beautiful girl she is!
How + adj. + sb./sth. + is/are !
eg. How fine the weather is !(注意：weather不可数,不用加a)
How beautiful the girl is!
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