—I’m sorry, sir. I’ve made a lot of mistakes in the exam.—Never mind. ______, the exam is a little difficult.
I want to buy a pet like a___________ /sneik/ for him.
--- May I go swimming now? --- No, you ______. You must finish your homework first.
_____ middle school students allowed to use mobile phone at school ?
Great changes _____ in my hometown since 1980.
About of the students in our class come from the countryside.