planned to finish the work beforedark, but the heavy rain _____ us _____．

If people _____ the importance of living a low-carbon life earlier, there _____ so many environmentalproblems now. [ ]

The world economic crisisin 2008, but the global economy began to recover in the second half of 2009.

_____ and I’ll get him. He is in the next office.

I can’t say which wine is best—it’s a _______ofpersonal taste.