It is reported that two schools, _______ are being built in my hometown, will open next year.
A, they both B, which both C, both of them D, both of which
–It must have been lots of fun riding round in a car.
–Yes, you know this was the first time that _____ round in my own car.
| A．I rode | B．I should have ridden |
| C．I’ve been riding | D．I’d ridden |
Until then, his family _____ from him for six months.
| A．didn't hear | B．hasn't been hearing |
| C．hasn't heard | D．hadn't heard |
It's reported that by the end of this month the output of cement in the factory _____ by about 10%.
| A．will have risen | B．has risen | C．has been risen | D．will be rising |
Active reading will result in a better understanding of what _____.
| A．is being read | B．to be read | C．to read | D．being read |
The fifth generation computers, with artificial intelligence, _____ and perfected now.
| A．developed | B．have developed |
| C．are being developed | D．will have been developed |