—What are you going to do in the summer vacation?
—I ________ a volunteer in the hospital.
was
am
will be
—How many English words do you think I should know?—As many as you ______. Then you will find reading quite easy.
Being honest is the first ______ if you want to make friends with others.
Before the bridge was built ______ the river, the villagers had to take a boat to the other side.
—Can you tell the differences between these two pictures?—Differences? Oh, no. They look quite ______.
—Hey, man. You can’t cross the street now. You have to wait ______ the traffic turn green.—Oh, sorry and thank you.