--Shall we discuss the problem at the meeting today? ---We’d better not. ,the problem isn’t so burning. What’s more, the manager won’t be back until tomorrow.
There was such a long queue for coffee at the interval that we_________gave up.
_____________half an hour earlier, you would have met the famous writer.
A great number of students ______ said they were forced to practise the piano.
At no time________the first to use the nuclear weapon.
__________ to sun, rain and wind for a long time, the stone split(裂开).