Every one of us must know：________we live can we save the earth.
| A．by changing the way only |
| B．only by changing the way |
| C．by only changing the way |
| D．by changing only the way |
Not until he left his home ______ to know how important the family was for him.
| A．had he begun | B．did he begin | C．he began | D．he had begun |
Not until _____,_______the diffiult problem.
| A．did he return;we settled | B．he returned;we settled |
| C．did he return,did we settle | D．he returned;did we settle. |
----It is nice. Never before___________ such a special drink!
---- I am glad you like it.
| A．I have had | B．I had had | C．have I had | D．had I had |
Never before________ seen a girl who can swim as fast as Ye Shiwen.
| A．had we | B．we had | C．have we | D．we have |
Only when the European countries’ financial system broke down_____ to take measures to deal with those problems.
| A．did they decide | B．they decided | C．they had decided | D．had they decided |
Long long time ago, there was a mountain. At the top of the mountain___________, in which an old monk used to tell stories.
| A．a temple stood | B．is there a temple | C．stood a temple | D．a temple was there |
Every one of us must know：________we live can we save the earth.
| A．by changing the way only |
| B．only by changing the way |
| C．by only changing the way |
| D．by changing only the way |
The joy of life is a deep spring. Only when digging deep ______ clear and sweet water.
| A．you can draw | B．did you draw | C．can you draw | D．you draw |
Only after they had discussed the matter for several hours ______ a decision.
| A．they reached | B．did they reach |
| C．they reach | D．do they reach |