If we _______ now to protect the environment, we'll live to regret it.
| A．hadn't acted | B．haven't acted |
| C．don't act | D．won't act |
（年山东日照市高三校际联合检测）7．一What’s in the parcel?
—Some clothes______ to our son this afternoon．
| A．sent | B．being sent | C．to send | D．to be sent |
（年北京市西城区高三5月二模试题）34. I’ve made several travel plans for our vacation, but I’ll leave it to you ______ one.
| A．choosing | B．chosen | C．to choose | D．choose |
（年北京市西城区高三5月二模试题）29. The agent promised to keep the family members fully ______ of any developments.
| A．inform | B．informing | C．informed | D．being informed |
In the darkness, she felt ________, but when she turned around, nobody was there.
| A．to follow | B．following | C．to be followed | D．being followed |
（年北京市西城区高三5月二模试题）26. Sometimes, ______ a patient a get-well card is better than visiting him.
| A．to be sent | B．being sent | C．having sent | D．sending |