Scientists generally agree that earth’s climate will warm up over the next 50 to 100 years______ it has warmed in the 20,000 years since Ice Age.
A. so long as. B. as much as C as long as. D as well as
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 |
During the expedition in the mountains we passed through a place where in a little while we all lost out ______ of direction.
| A．sense | B．feeling | C．idea | D．ability |
He is free now, so he ______ go with us, but he hasn’t decided yet.
| A．shall | B．must | C．may | D．will |
–I’m glad to be offered the job. Shall I start tomorrow?
– ______. See you tomorrow.
| A．That’s hard to say | B．That depends |
| C．That’s all right | D．That would be great |