______, he always makes time for his family.A. No matter he is busy B. No matter how busy he isC. However he is busy C. However busy is he
American President Obama, together with some members of his government, _____ going to visit China next month.
_____ in the iron cage of the zoo, the tiger got quite angry.
No sooner _____ back to the kitchen than the doorbell rang.
It is no use fishing for golden fish in this river; there are _____ left.
Writing has _____ much of my spare time, but it has given me a great deal of pleasure.