--- What will you do during the summer holiday?---I don’t know, but it’s high time ________ something.
I spent the whole day repairing the motorbike. The work was ____ simple.
——Why was our foreign teacher unhappy yesterday? ——News about the tsunami striking her country ____ an attack of homesickness.
——Did you know any French before you arrived in Washington? ——Never ____ it, actually.
If he takes on this work, he will have no choice but____an even greater challenge.
____ the pressure from work, teachers have to deal with psychological problems caused by the relationship between students.