---Lucy, is maths difficult to learn in a foreign school?---I’m not sure, but no subject can be learned well __________hard work.
Please________quiet.Let’s have a meeting.
The students of Grade 7 visited Mike’s farm and saw many________there.
—Why do you like koalas? —Because they are________interesting.
—Would you mind________the window?It’s very hot. —No,not at all. A.open B.to open C.opening
There________be a fashion show in our town tomorrow.