—You ________ takephotos here! Look at the sign. It says “No photos”.
—Sorry, I won’t.
句意：——你不能在这里拍照！看这个标志。上面写着“禁止拍照”。——对不起，我不会了。
考查情态动词。must必须；need需要；mustn’t禁止，不允许；needn’t不必。根据“Look at the sign. Itsays ‘No photos’.”可知不允许拍照。故选C。
—You ________ takephotos here! Look at the sign. It says “No photos”.
—Sorry, I won’t.
My bike was broken yesterday，so I____walk home．
You________take me to the station. My brother’s taking me.
—According to the schoolrules, the students ________ get their ears pierced.
—I think that’s right.
—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.
