--Oh, must you? Stay a longer. It's been such fun having you--__________. I've got an early start tomorrow morning.
14.Only by this means _______ complete the task ahead of time .
13.Early this year the government decided to _______ the devement of agriculture.
12.---Iwish I ________ the meeting . ----But you can’t .
11.________ with fire in the garden ,the boy got ________.
10.More teachers and students in our school ________ abroad for further study next year.