The train _____ at the present speed until it reaches the foot of the mountain at about nine o’clock tonight.
It is a shock that a great number of students ______ injured in the earthquake and the number of them ______ 2,000 already.
John is the only one of the students in the class who never _____ a mistake even when it is pointed out to him.
He said it would be at least three more months ________ he could recover and return to school.
_____ prevent her from going to the party, he pretended to be ill ______.
He said while ______ in the countryside, he ______ a lot of hardships and of course learned a lot.