He didn’t attend the meeting last night, _________ he doesn’t know our plan for the picnic.
| A．that’s why | B．that’s because | C．which is why | D．which is because |
We were told not to touch the equipment in the laboratory unless ________.
| A．allowed to do | B．allowing to do | C．allowed to | D．allowing to |
---Where did you first meet your boyfriend?
---It was in the department store ______ he worked.
| A．which | B．that | C．what | D．where |
I think you should go back to your ______ plan, which is much more practical than the present one.
| A．original | B．random | C．abstract | D．ridiculous |
The key word in the sentence has been ______, so it doesn't make any sense to us.
| A．picked up | B．held up | C．left out | D．made out |
The job is not very profitable ________ cash, but I can get valuable experience from it.
| A．in case of | B．in terms of | C．in return for | D．in addition to |