Can you tell me the way you think of________ the problem?
A.to work out B.working out C. work out D.to work
As a new graduate,he doesn't know ________it takes to start a business here.
A.how B.what C.when D.which
The snow lasted a week, ________a serious traffic confusion in the whole area.
A. causing B. cause C. to cause D. caused
About________of the workers in that steel works________ young people.
A. thirdfifths; are B.threefifths; is C. threefifths; are D.thirdfifth; are
--- Did you tell Julia about the result? ---Oh, no, I forgot. I _____ her now.
A. will be calling B. call C. will call D. am to call
_____ is known to us all that the sun rises in the east.
A. As B. That C. Which D. It