4.我们还没决定在哪儿见面.

We haven’t ________________________.

3.我忘了下一步该做什么.

I forgot ___________________________.

2.汤姆不知道该和谁玩.

Tom______________________________.

1.我不知道如何解决这个问题.

I _____________________________.

5. He doesn’t know _______ to buy so much food. I told him there is nothing in the fridge.

翻译句子

4.He doesn’t know______ to ask for help. I think he may do it tomorrow.

3.She doesn’t know _____to hand in the homework. I think she may do it tomorrow.

2.He doesn’t know _____to buy a good camera. I think he can get one in Suning.

“Wh-” words + “to”-infinitives We use this pattern after a verb

选择合适的连词完成句子

1.He doesn’t know _____ to get there. I think he can take a bus.

4. Five kinds of sentence structures