选择合适的答案.当你给朋友提议时,你会说(用英语说)

1.Why not do ...?
2.Why don't you do ...?
3.Will you do ...?
4.How/What about doing ...?
5.You had better do ...
6.I would suggest doing ...
7.Shall we do ...?
8.Let's do ...
9.How does the idea of doing ...?
10.If I were you,I would do ...
祝你学习进步哦~

Choose a suitable answer so when you make a suggestion to your friend you can tell him(in English).