问几道英语作业题翻译句子你知道有关桑兰的一些事吗他们不仅冬天去美国,而且夏天也去保持教室干净整洁很重要将下列句子改为感叹

1 Do you know something about Sanglan
2 They go to America both in winter and in summer .
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They go to America not only in winter but also in summer .
3 It's important to keep the classroom clean and tidy .
1 What a beautiful city Sanya is !
2 What fine weather today is !
3 How wonderful the piece of piano music sounds!
4 What an important composer Mozart is !
5 How delicious the hamburgers !