— When is he willing to lend his friends some money?
— Only when ______ hard enough.

For more information, please send an e-mail, ____ you can also include your advice to us.

— Is everyone here?
— Not yet．Look，there ______________ the rest of our guests!

Advertising can influence consumers' moods，_____ in turn，can influence consumers’reactions to products．

—_______ listen to music in the classroom, Peter.
—Sorry, I won’t, Mrs. Black.

(2012·宁波高二检测) Zhang Lin was addicted to computer games during his last year in high school, otherwise he _______ a student of Beijing University.

(2012·杭州高二检测) Next door to ours _______, who has just returned from abroad.

—How long is it since you picked up your badminton training?
—It was not until my finance became better last December _______ I started the training.

Look, a group of students are playing the violin there, _______ their teacher as the conductor.

— I’m sorry to tell you that you made a mistake in your test.
— How can that be? I did it _______ in class.