Parent should take seriously their children’s requests for sunglasses _______ eye protection is necessary in sunny weather.
| A．unless | B．because | C．though | D．so |
The book, ___________ is green, has been lent to my brother.
| A．of which cover | B．the cover of which | C．whose covers | D．its cover |
It is careless _______ such a mistake.
| A．of you to make | B．of your making | C．for you to make | D．for your making |
John received an invitation to dinner, and with workhe gladly accepted it.
| A．finished | B．finishing | C．having finished | D．was finished |
Our English teacher,as well as all the students, we can only improve our reading by reading widely.
| A．agree that | B．agrees that | C．agrees with that | D．agree what |
The man I was talking is my friend.
| A．which | B．in whom | C．whose | D．to whom |