你好,同學(xué),很高興回答你的問題
正確答案：
Shall we have a picnic at the weekend?改為同義句
（ How / What ）（ about ）having a picnic at the weekend?
My parents often help me with my homework.改為同義句
My parents often（ help ）me ( do ) my homework.
單詞：
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希望能幫到你,祝更上一層樓O(∩_∩)O
不明白請(qǐng)繼續(xù)追問,可以詳談嘛(*^__^*)
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how about doing sth? 或what about doing sth? 是提意見的句子，意思是 做...怎么樣？How/What about 也就是說填how about 或what about 都可以。