— __________ we leave the library before 5 o’clock?
— No, you needn’t. You can stay here until 5:30.
| A．Must | B．May | C．Can | D．Could |
— __________ we leave the library before 5 o’clock?
— No, you needn’t. You can stay here until 5:30.
| A．Must | B．May | C．Can | D．Could |
试题篮
()
粤公网安备 44130202000953号
