History is full of cases_______dreams have been a pathway to creativity and discovery.
| A．why | B．where | C．when | D．which |
Have you read the book ____ I lent to you?
| A．that | B．whom | C．when | D．whose |
—______ can we get the photos?
—In two days.
| A．How long | B．How often | C．How much | D．How soon |
The flowers were so lovely that they ______ in no time.
| A．sold | B．had been sold | C．were sold | D．would sell |
My cousin went to Canada two yours ago. He ______ there for a few months and then went to America.
| A．worked | B．would work | C．would be working | D．has been working |
—Look! He’s running so fast!
—Hard to______ his legs were once broken.
| A．know | B．imagine | C．realize | D．find |