Not until the stadium of Bird’s nest was completed in the end _______ back to their normal position.
| A．did our hearts got | B．did our hearts get |
| C．our hearts got | D．our hearts did get |
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 |
“Isn’t it about time you _____ to do morning exercises？” “Yes, it is. Would you like to join us？”
| A．begin | B．have begun |
| C．began | D．had begun |
“Do you know his address？” “No, I also wish I _____ where he _____.”
| A．knew, live | B．knew, lives |
| C．know, lives | D．know, lived |
It has been raining for a day, but even though it hadn’t rained, we _____ there by tomorrow.
| A．can’t get | B．won’t get |
| C．hadn’t got | D．wouldn’t get |
“I’ve told everyone about it.” “Oh, I’d rather you _____.”
| A．don’t | B．hadn’t |
| C．couldn’t | D．wouldn’t |