—How old is Ms Jessica?
—Don’t ask her how old she is—she’s really ______ about it.
| A．particular | B．cautious | C．sensitive | D．anxious |
---The cookies are so delicious and crisp.
---Well, at least it is ________ the one I baked last week.
| A．as bad as | B．no better than |
| C．no worse than | D．not better than |
It ________ some time _________ I realized the truth.
| A．was; before | B．is; before |
| C．has been; until | D．has been; after |
The annual Energy & Environment Conference calls on our human beings to _______environmental issues.
| A．care for | B．care of | C．care about | D．care in |
--- We need someone to host the New Year Party.
--- ________ the handsome young man have a go?
| A．Need | B．Must | C．Shall | D．Will |
Being a teacher always encouraging students to think for themselves, I won't tell them answers until they __________ on a math problem for more than an hour.
| A．have worked | B．will have worked |
| C．will have been working | D．had worked |