Such films _____ by children like you.
A: must be not seen
B: must not be see
C: must not seen
D: must not be seen
A: must be not seen
B: must not be see
C: must not seen
D: must not be seen
举一反三
- You ________ him off yesterday. A: must have seen B: must see C: can have seen D: can see
- The next morning a pilot flying overhead________. A: must have seen the letters 'SOS' in the snow B: must have seen the woman C: must have seen the wrecked plane D: must have seen the children
- He must be in the building because he was seen _____ the building just now.
- 35. He must be from Africa, __________ can be seen from his skin.
- She must have seen a great hope _________ (spring up) before her.