The traffic rule says young children under the age of four and less than 40 pounds must be in a child safety seat.
----The boss said we had only three days to finish the task. ----No problem. We have already _________ two thirds of it.
The invention of spaceships makes ________ human beings to travel to the moon.
There is a high probability _________ you will find aspirin and penicillin in any medicine cupboard in the world.
I don’t care whatever difficulty I will have _________ this survey.
---What do you think of the movie? ---Wonderful. It couldn’t be ________.