—If William _______, he _______that green peach.
—Luckily he was sent to the hospital in time.
| A．was warned; would not take | B．had been warned; would not have taken |
| C．would be warned; had not taken | D．would have been warned; had not taken |
—Waiter!
—__________
—I can’t eat this. It’s too salty.
| A．Yes, sir? | B．What? |
| C．All right? | D．Pardon? |
We will debate the subject_____ late when we have enough time.
| A．in vain | B．at length | C．at last | D．in force |
We will debate the subject_____ late when we have enough time.
| A．in vain | B．at length | C．at last | D．in force |
We will debate the subject_____ late when we have enough time.
| A．in vain | B．at length | C．at last | D．in force |
While watching television, __________.
| A．the doorbell rang | B．the doorbell rings |
| C．we heard the doorbell ring | D．we heard the doorbell rings |