The mother walked into the room in order not to wake up her baby.
—I don’t know much about computer.—I don’t know, . Let’s go and ask our computer teacher for help.
Ben, we all went to the history museum, because he had to care for his sick mother.
– __________ are these shoes? They are $30.A. How much B. How old C How many D. What
We have sweaters $15 each.
---- Who(谁) are they?---- __________.