We found ____ very easy to learn a foreign language well ____ the teacher’s help.
Today, we _____ work as hard as people did in the past.
It was because I was caught in the traffic jam ________ I came to school late this morning.
There will be a new park in the center of the city, ______?
Is this museum ___________ he wishes to visit?
A lot of meetings were------ because of the dangerous disease.