With the development of high technology, more and more new things ______ in the past years.
| A．discovered | B．have discovered |
| C．had been discovered | D．have been discovered |
The book is meant to ________needs it .
| A． who | B．whoever | C．whomever | D．whom |
The couple are spending their holiday on ______is described as one of the most beautiful islands .
| A．that | B．what | C．which | D．where |
Many people wrote articles on ___Liu Xiang had failed to compete in the event .
.
| A．why | B．what | C．who | D．that |
The government has announced that a modern city will be set up in ____is still a wasteland now .
| A．what | B．which | C．that | D．where |
A plan has been put forward __ more graduates should go to work in the country
| A．when | B．that | C．whether | D．how |