It is hard for me to imagine what I would be doing today if I _______ in love at the age of seven, with the Melinda Cox Library in my hometown.
| A．wouldn’t have fallen | B．had not fallen | C．should fall | D．were to fall |
Remember _______ off the light when _______ to bed.
| A．turning, going | B．to turn, to go |
| C．turning, to go | D．to turn, going |
Stop _______ me to hurry up. I can only go so fast.
| A．to tell | B．telling |
| C．to have told | D．having told |
Certainly I posted your letter — I remember ______ it.
| A．posting | B．to post |
| C．to be posting | D．have posted |
Please remember _______ the plants while I’m away.
| A．watering | B．to be watering |
| C．to water | D．being watering |
Please excuse me _______ your letter by mistake.
| A．to open | B．to have opened |
| C．for opening | D．in opening |