It remains to be seen _______the newly formed committee’s policy can be put into practice.
| A．that | B．which | C．what | D．whether |
The factory, including its machines and buildings, ______ burnt to ashes during the fire.
| A．is | B．are | C．was | D．were |
– Are you cleaning my room?
– I can’t help _____. I can’t bear seeing people’s room in a mess!
| A．it | B．this | C．anything | D．so |
He thought that painting copied by a modern artist was ______ great value and bought it ____ over a thousand dollars.
| A．at; for | B．of; for | C．of; at | D．for; by |
Let him who tied the bell onto the tiger take it off -- _____ started the trouble should end it.
| A．whomever | B．who | C．whoever | D．anyone |
. Social networking is an important factor _______ business success.
| A．devoting to | B．appealing to | C．attaching to | D．leading to |