. It is so wet there that the trees are extremely tall, some _____ over 90 metres.
| A．measure | B．measured | C．measures | D．measuring |
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 |
Helen was much kinder to her youngest son than to the others， _____，of course，made the others envy him.
| A．who | B．that | C．what | D．which |