– Here , your new computer is ready— Thank you— ______ to call this number if you haveany problemsYou’refree

Where did you get to know her?— It was in Harbin No. 3 High School ______ we studied.

He knew the files could be of help to tookover the job

My sister met him at the Grand Theater yesterday afternoon, so he ________ your lecture.

Can you show me _______ to use this kind of camera-Sorry, I don’t know, _______.