Many students are not __________ the harm of staying up late into the night, which causes damage to their health.
| A．well aware to | B．very aware of | C．aware that | D．well aware of |
We didn’t plan to meet. We met ________ in the street.
| A．by the way | B．by chance | C．on purpose | D．in surprise |
People often want to know what my job is．Often I＿＿＿ that question．
| A．ask | B．am asking | C．get asked | D．get asking |
The corn powder with two other things _______ water to make all kinds of good.
| A．are mixed with | B．is mixed with | C．are mixed by | D．is mixed by |
---I heard Back Street Boys will sing at the New Theater.
---Where did you ________?
| A．pick that up | B．put that up | C．make that up | D．take that up |
—Did you visit the famous museum?
—No. We ________ it, but we spent too much time shopping.
| A．could have visited | B．must have visited |
| C．can’t have visited | D．shouldn’t have visited |