-- I will buy you a new bike if you learn how to swim this summer. -- Is that a _______? I'm sure I'll get the bike.
—Welcome to our school. —____
Linda is fifteen ____. She is in Class1, Grade9.
This is my teacher, Miss Chen. ____ is from Hebei.
—I’m in Class4. Are you in Class4, ____? —Yes, I am.
—Is her name Kate? —____