20 julio, 2012

Grammar 3A MUST, HAVE TO, SHOULD


a 1 both  2. mustn't 3. both 4. had to 5. both 6. don't have to
b 2. don't have to 3. must/ have to 4. should 5. mustn't 6. must/ have 7. shouldn't 8. don't have to.

Grammar bank 3A
a 1.  don't have to. 2. must 3. didn't have to 4. Do you have to 5.had to 6. Did you have to 7.shouldn't 8. mustn't.
b 1. shouldn't go 2. did they have to 3. don't have to 4. should talk 5. mustn't go/drive.