We have different pies， _______apple， and strawberry pies.
A. so much B. so on
C. such as D. for example
My uncle _____ Germany on business many times.
A. has been on B. has gone to
C. has been to D. has been in
Now this small village has _______a big modern town.
A. turned up B. turned into
C. turned down D. turned with
—Have you _______watched You who came from the star?
—No， never. I plan to watch it on the Internet this Sunday.
A. ever B. still C. yet D. already
Those boys didn’t start the work ________ their teacher came back.
A. until B. while
C. as soon as D. if
He fell off the bike ________.
A. while he rode B. while he was riding
C. while he is riding D. while on bike
