—What are you going to do in the summer vacation?
—I ________ a volunteer in the hospital.
was
am
will be
Let’s go to the _________.We can enjoy some beautiful paintings there.
---Is this your brother’s wallet? ---No , it isn’t. _______ is purple.
There is _______ eraser in the lost and found box.
Could Iyour telephone for a minute?
Jim’s mother was cooking while heon the Internet.