7. --- Can you tell me what’s your aim in life, Li Ping?--- I am aiming ____ a famous physicist.
— It’s a warm day, isn’t it? — Yes, it’s __________ cold.I just wear a jacket.
Mary said that she ___________ London.
I don’t know ____________.
-----Would you mind lending me your new car? ----- __________.
-----Can I speak to Mr.Wang? -----Sorry, he’ s out.Can I _____ a message?