Anna can’t go to school these days . —____________? —Because she is in____________ hospital now.

. –Mary, is this ______ umbrella?–No, it’s not mine. It is _______.

I don’t know _______. —You can ring him up to ask.

There are _______ visitors to the wetland park, and the number is becoming _______ now.

How are you getting along your work? －Very well, thank you.[ ]