—The matter must be looked into.
— We are supposed to have a little ________ .
| A．rain | B．weather | C．patient | D．look |
_____for his expert advice, John is often asked to help others with their personal affairs.
| A．Having known | B．Being known |
| C．Known | D．Knowing |
I suggest you save_____you find with an electronic bookmark so you can return to it later.
| A．what | B．that | C．how | D．where |
It is the only time in history that two Nobel Prizes______to the same person.
| A．have been given | B．had been given |
| C．have given | D．will give |
It has been proved_____ taking exercise regularly does good to one’s health.
| A．whether | B．when | C．what | D．that |
I will appreciate it______you can change your plan a little bit to make it more workable.
| A．so | B．if | C．since | D．although |