Scientists have come to the conclusion ___________ the temperature on Earth is getting higher and higher.
A. What B. that
C. which D. when
---Do you have enough to ____________ all your daily expenses?
---Oh, yes, enough and to spare.
A. Cover B. spend
C. fill D. offer
The lack of eco-friendly habits among the public is thought to be a major _____________ of global climate change.
A. Result B. cause
C. warning D. reflection
Internet shopping is really ____________ when people are sure of its safety and security.
A. Taking off B. taking up
C. setting off D. setting up
It was at the entrance of the zoo ___________ he met his girl friend who had been to London for a better position.
A. where B. on which
C. which D. that
____________the fierce competition in job seeking, many university graduates have no choice but to reduce their own demand for the salary.
A. Faced B. Facing
C. To face D. Having faced