Mr Jones, a professor, ___________ for his excellent lectures, is popular with his students.?

18．---I can’t recite the poem．
---Well, you are supposed _____ it many times yesterday evening．

.---- Here. Your new computer is ready.
----Thank you.
---- _______to call this number if you have any problems or questions.

. ---Why are they taking all the equipment away?
---The job ____, they are packing up to leave.

       by a greater demand for green products, the food company has set higher standards to ensure the quality.

A powerful earthquake struck Haiti’s capital,          tens of thousands homeless and buried in ruins.

--- You didn’t tell me the truth about this matter, Barbara.
--- Are you         me of lying?

3．---Cathy seems to be very happy.
---Surely she is. Having passed all the tests, she felt a great weight__________off her mind.

.Because of the heavy sandstorm, we had to put off the visit until tomorrow to the exhibition of painting _____in the nearby city.

.He wondered if he could slip out of the lecture hall without anyone______.