Mary couldn’t________ the terrible working conditions in that factory and resigned last week.

Summer holiday is coming ! _______ will you go to Hainan for a trip — In a few weeks.

－Shall we go hiking this Sunday －Sorry, I _______. I’ll have to take a piano lesson.

You _______ call him if you want to, but you _______, for he’ll surely come here soon.

This dress is too small. Could you show me _______ one 一 Of course.