Tony is busy his homework.
A. doing B. do C. to do D. does
——Who are you _______? —— My mother.
A. wait B. waiting C. waiting for D. wait for
People are really ________ on the beach in summer.
A. relaxed B. relaxing C. relax D. to relax
—— __________ it going? —— Great!
A. What’s B. How’s C. Why is D. Where’s
Thank you for _____________ CCTV’s Around The World show.
A. join B. is joining C. to join D. joining
Look! The man ________ under the tree is enjoying the cool.
A. lie B. lying C. is lying D. lies
