---Please _______ us in the discussion.
---I'd like to, but I'm ______ busy at the moment.

We had planned to arrive at the park at 9 a.m., but unluckily, the car __ on the way.

Even when I am able to get in touch with the manager and tell him your request, I cannot __ he will reply.

—Bad luck. My computer doesn’t work.
—Why not turn to John? No one can match him in our class when it __________repairing computers.

Jack almost fell off a big tree while climbing it, but managed to __________until help came.

The function of an advertisement is that it can __________customers to buy the kinds of goods.

The fact that many college graduates get lower salary than some workers has ______ an online debate.

--Where did you ______ our English teacher?
--It was in the supermarket ______ I bought moon cakes.

Teachers often use simple examples to _______ language points that are _______ the students.

I had not been asked to the party, so I felt ______ and a bit hurt.