You ________ disturb him. He has been very aggressive these days. (A. had better not B. hadn’t better C. would rather not D. wouldn’t rather)

The fire spread through the building very quickly, but everyone ________ escape. (A. could B. can be able C. was able to D. could be)

Is that Tom over there? - No, it ______ be him. He’s not tall at all. (A. shouldn’t B. might not C. can’t D. won’t)

When she was young, she ______ swim across this river. (A. was able to B. had better C. would D. should)

I’m pretty sure the burglar got in through the kitchen window. A. must be got in B. should have got in C. must have got in D. could have got in

Readers ______ bring food and drink to the library. Please leave them outside. (A. aren’t allowed to B. are permitted to C. don’t have to D. have to)

You look very tired this morning. You _______ up late last night. (A. shouldn’t have stayed B. mustn’t stay C. couldn’t have stayed D. can’t stay)

You _____ ask for permission before going inside the room. (A. have got to B. would C. will D. might)

He ______ stop making personal calls at work, or he will lose his job. (A. would rather B. had better C. could D. will)

_______I clean the room before the guests arrive? (A. Shall B. Would C. Could D. Might)

______ me to deliver these flowers to the recipient for you? - That’d be nice. (A. Will you want B. Would you like C. Are you permitted D. Should)

Look at all the tools on the floor. He ______ somewhere around here. Let’s find him. (A. couldn’t be working B. can’t be working C. couldn’t be working D. must be working)