Hi, Kitty. _________ my teacher, Ms. Wang. She teaches _________ English.–– Glad to meet you, Ms. Wang.
Is the physics problem _________?—- Yes, I can work it out _________.
“Don’t be late again , Tommy” “OK, _______.”
. As a volunteer, he often goes to the hospital to ________ the sick.
He is ______ is known as a hacker —- he likes to show off on the Internet and attack websites.