Li Mei usually helps others, ________–Yes, she is kind-hearted.

I saw Mr. Smith at Xianyang Airport this morning.—You ____. He’s still on holiday in Hawaii.

Paul started hiking in 2010 and he has hiked across 11 countries __________.

s experiment, the famous professor showed three different ________ to the study of physics.

Where did you get to know her?-It was on the farm we worked. [ ]