—It’s so late. Our son ___ be back!
—Don’t worry. I dare say he ___ have some extra work to do.
| A．can; must | B．will; might | C．should; must | D．must; may |
The newcomer went to the library the other day and searched for ________ he could find about Mark Twain.
| A．wherever | B．whatever | C．however | D．whichever |
—Do you have an_______ way to solve this problem?
—No, this is the only way, I think.
| A．alternative | B．urgent | C．absolute | D．equal |
The article ______ now will appear in tomorrow’s newspaper.
| A．writing | B．to write | C．being written | D．write |
---Will you read me a story, Mummy?
--- OK. You _______have one if you go to bed as soon as possible.
| A．might | B．must | C．could | D．shall |
The villagers have already known __________ we’ll do is to rebuild the bridge.
| A．this | B．that | C．what | D．which |