had better
1
1 You'd better start packing..
2 I'd better get up..
3 You'd better open the door..
4 she'd better not forget ...
5 We'd better give Pat ...
6 We'd better invite ...
7 I'd better do some washing ...
8 You'd better not tell Jane ...
9 You'd better have some whisky ..
10 You'd better not let your father ..
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2
1 You'd better see a doctor. 
   You'd better go to the doctor's (surgery).
2 You'd better go to bed.
3 You'd better  put your fur coat (sweater, pullover) on and drink a cup of tea.
4 You'd better  relax (go for a walk, take it easy).
5 You'd better  have a rest .
    You'd better   take a holiday .
   You'd better    take   a day off (work).
6 You'd better   tell me all about it (watch a comedy).
7 You'd better   start packing.  
                              start   learning Chinese and Japanese.
                               brush up your English.
8 You'd better   calm down. 
                             take a sleeping pill.
                              count sheep.
                              eat a light meal in the evening.
                              not watch violent films in the evening.
                               not work on your computer before you go to bed.
9 You'd better   start studying.
                             revise for your exam.
                              not revise the night before.
10 You'd better    stop smoking.
                                try to stop smoking.
                                 not smoke at all.
11 You'd better    call the police.
                                ring the police.
                                phone the police.
                                 instal a burglar alarm.