—Where is our math teacher?
—He __________ to Beijing for a meeting. He __________ there twice.
A. has gone; go B. has been; has been
C. has been; has gone D. has gone; has been
—What were you doing when you __________ strange noise?
—Well, I __________ with my little sister.
A. heard; played B. heard; was playing
C. was hearing; played D. was hearing; was playing
—What can we do to cheer up sick kids in the hospital, Jason?
—We could __________ some books and toys to them.
A. put away B. move away
C. give away D. take away
—What do you think of the sad news?
—Well, I was __________ shocked when I heard it.
A. carefully B. luckily
C. recently D. completely
—Did you succeed in getting to the top of the hill, Kevin?
—Yes, we did __________ it took us three hours to get there.
A. so that B. ever since
C. even though D. as long as
—What did you do with your problems, Jack?
—I tried my best to __________ myself to work them out.
A. argue B. throw C. achieve D. encourage