—In China, many studentsfeel stressed because of too much homework.
—Don’t worry. Our government has realized this problem. I’m sure there________ be good news for them soon.
句意：——在中国，很多学生因为太多作业而感到压力很大。——不要担心。我们的政府已经意识到了这个问题。我相信很快就会有好消息给他们。
考查情态动词辨析。can能，会；must一定；必须；should应该；need需要。根据句中“I’m sure…”表示我确信……可知，说话人对此非常有把握，must语气最强，符合语境。故选B。
—In China, many studentsfeel stressed because of too much homework.
—Don’t worry. Our government has realized this problem. I’m sure there________ be good news for them soon.
This book ________ be Jim’s.His name is on it.
—Look! There are so many people in the restaurant.
—Yes. The food there ________ be delicious.
—____________ we leave the library before 5 o'clock?
—No, you needn't. You can stay here until 5:30.
The biggest challenge weall face is to prevent further environmental disasters. We ________ take action before it is too late.
Listen up, guys!Everyone ________ wear a mask. Go and buy one if you don’t have one.
—Must I return this book before Friday, Sir?
—No, you ________,dear. You can keep it for two weeks.
You’d better take an umbrella when you go out, because it ________rain.
The man _______ be a doctor in this hospital, but I’m not sure.
—Whose notebook is this?
—It ________ be Alan’s. It looks like his.
