His dog did everything he told it to do. ___ a most obedient animal.

What are you doing now? –I’m _____,Mum.

Would you like more tea? —No, , thanks．

_______ have you been on the team?—Almost two years. [ ]

Under______ reform program announced on Nov 15, the government has decided to give____ green light to couples wanting to have two children if one of the two parents is an only child.