Every year _____ money and energy is spent on environment protection.
| A．large quantities of | B．a large number of |
| C．a large quantity of | D．a plenty of |
To qualify yourself for this kind of new job, I recommend that you ______ some online courses.
| A．to take | B．taking | C．take | D．would take |
A wonderful idea ________ me that day when I met with a tough problem，.
| A．happened to | B．occurred to |
| C．seemed to | D．compared to |
Rather than carry out the project by itself, the company planned to _________ with other potential cooperators.
| A．catch up | B．come up |
| C．keep up | D．team up |
The driver started to speed up to ______ for the hour he had lost in the traffic jam.
| A．keep up | B．take up |
| C．make up | D．catch up |
The doctor advised her to eat more bean products _____meat which might be harmful to her heart disease.
| A．for lack of | B．by means of |
| C．as a substitute for | D．in favor of |