If the babysitter cannot come tomorrow, do you mind ______ alone at home, doing his homework?
| A．Fred’s leaving |
| B．Fred being left |
| C．Fred’s having left |
| D．Fred having been left |
Robert_______ me his address the other day, but I'm afraid I _______ it.
| A．had given; lost | B．has given ; have lost |
| C．gave ;have lost | D．gives ;lost |
-- Can those _______at the back of the classroom hear me?
-- No problem.
| A．seat | B．sit | C．seated | D．sat |
Your story is perfect; I've never heard _______ before.
| A．a better one | B．the best one |
| C．the better one | D．a good one |
They have already_______ themselves for the travel.
| A．equipped | B．supplied |
| C．provided | D．supported |
When you meet new words while reading, you can _______your dictionary.
| A．infer from | B．look up |
| C．look into | D．refer to |