----- Nội dung dịch tự động từ ảnh ----- Ex 6. Choose can, must, may, might or should to fill in the blank. 1. If you don’t want to miss the last bus of the day, you ______________ go to the bus top immediately. 2. If you don’t feel well enough for the walk, you ______________ stay at home and take a rest. 3. If you think this T-shirt is overpriced, you ______________ not buy it. 4. My parents are very strict. I ______________ ask for their permission if I want to go out in the evening. 5. If you have completed your homework, you ______________ watch TV or play computer games in one hour. 6. If you want your drink to be cooler, you ______________ need to add some more ice. 7. If you want to see her during office hour, you ______________ call to inform her in advance, I think. 8. If no one answers the doorbell, they ______________ not be at home now.