I ________this book for about a month, so I have to return it as soon as possible.
The problem is________difficult that nobody can work it out.
—Smoking is bad for your health. —You’re right.I decide to________.
—How did he use to go to school? —By bike.But now he’s used to________to school.
Do you know the man________is talking with the teacher?
My pocket money________,so I wanted to find a part-time job to get more money.