1,I think he must be reading books at that time.
2,I think it must be very cheap at that time.
3,I think it must be very cheap at that time.
4,He was taking a shower now.
5,They can't have been very rich.
6,He is unlikely to be from the Netherlands.
1,I think he must be reading books at that time.
2,I think it must be very cheap at that time.
3,I think it must be very cheap at that time.
4,He was taking a shower now.
5,They can't have been very rich.
6,He is unlikely to be from the Netherlands.