- He …….leave early, didn’t he? (must/ had to/ has to/ ought to). - (shouldn’t/hadn’t to/ couldn’t/ can’t). - You ………..fly to London this evening provided you don’t mind changing planes in Paris.(must/ have to/ can/ ought to). - You …………..add it up. - I’m not good at figures.(a.have to/b. - I’m sorry to bother you while you’re working, but I …………ask you a question.(can/ had to/ must/ may). - He couldn’t have mean it seriously. - (couldn’t/mustn’t/. - didn’t have to). - (couldn’t/can’t/won’t/wouldn’t) 25. - don’t have to). - ought to/ won’t/ don’t have to). - (didn’t have to/. - couldn’t/mustn’t/ shouldn’t). - I …………watched video film till midnight.(shouldn’t have/ can’t have/ couldn’t/ mustn’t). - (mustn’t/ needn’t/ don’t have/. - you’ve been traveling all day. - You ………….a walk now