The doctor thoughtwould be good for you to have a holiday.
We all know that, _______, the situation will get worse.
It is reported that two young officer gave their life in solving the incident. Don't you think the _______ is too great?
With our class teacher _______into the class-room, immediately attracting our attention.
As we all know, improving one's reading ability _______ speed and comprehension.
You _______things about. Look, what a mess in your room!