---I called you this morning, but no one answered. --- Sorry, I _________ to music.
A. listen B. was listening
C. am listening D. will listen
If you want to start an online tour, please _________ the“Tour”icon.
A. click on B. hit on C. put on D. touch on
We have different pies, _______apple, cherry, and strawberry pies.
A. so much B. so on
C. such as D. for example
Amy couldn’t stop _________ when her friend told her the funny joke.
A. to laugh B. laughing
C. Laughed D. to laughing
It’s exciting to see the huge glass ball _________ through the darkness.
A. falls B. to fall C. falling D. Fell
My uncle _____ Germany on business many times.
A. has been on B. has gone to
C. has been to D. has been in
