You can see a tree in the park.(划线部分提问)【对a tree提问】
_____________________________________________________________________(*^__^*) 嘻嘻……
I can type this letter for the boss.(划线部分提问)【对 type this letter 提问】
_________
I can see the teapot behind the vase.(变成一般疑问句)
_______________________________________________________________________________
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真是个闹剧,可笑得很。