Jim         a skilled worker for almost six years. He is an experienced manager now.

Please tell me the after service of the computer; I’m worried about         a break down sometime.

In the school where I study English ____.

— I will come to attend your lecture at 10:00 tomorrow. — I’m sorry, by then my lecture will have ended and I＿＿my guests in my office.

 The habit is something that someone does repeatedly and often does not ________ because they have done it so many times before.