完成句子。(每空1分,共10分)
He improves his English by joining an English club. (对划线部分提问)
________ ________ he improve his English?
The food is delicious. (变感叹句)
________ ________ the food is!
Where is the post office? Could you tell me?(合为一句)
Could you tell me ______ the post office ______?
Is she good at English? Do you know? (合为一句)
Do you know _______ she ______ good at English?
我想知道他为什么这么生气。(完成译句)
I ________ ________ he is so angry.