4．Your dreams can be achieved ____________ you have a goal and go for it with perseverance．
| A．so that | B．only if | C．in case | D．the moment |
One day， _____，Newton saw an apple fall from a tree.
| A．to sum up | B．what’s more | C．it is said | D．in addition |
He made another wonderful discovery， _____ of great importance to science.
| A．which I think is | B．which I think it is | C．which I think it | D．I think which is |
As I know，there is _____ car in this neighborhood.
| A．no such | B．no a | C．not such | D．no such a |
_____，success results from hard work.
| A．Worse still | B．Sure enough | C．To sum up | D．What’s worse |
_____ the general state of his health，it may take him a while to recover from the operation.
| A．Given | B．To give | C．Giving | D．Having given |