Have you noticed the problem ________ he is now in low spirits?________ come?
The pair of leather boots that I bought last weekend_______ comfortably.
After the long journey, the three of them went back home,_________.
--An exciting basketball match is now on. Do you mind my watching TV for a while, Mum?-- You have to prepare for tomorrow’s exam.
—May I open the window to let in some fresh air? —___________!
With a _________ expression on her face, she is _______ about what to do next.