You needn’t worry ____ about your Maths. Work harder and you will do better.

ey known what was coming next, they _____ second thoughts.

Because every day we have _______mail to receive ,we may not be able to reply to your letter.

Nantong is _________ east of China and _________ north of Suzhou.

Peter is ill in hospital.—I’m not _________to hear that. I’ve been telling him not to work so late every day!