Having been ill in bed for nearly a month ,he had a hard time________ the exam.
11.Nowadays electrical energy_________from the sun has become the most widely used energy.
10.The country has changed so greatly over the past three decades that it has grown_________my wildest imagination.
9.Creative people are in a better position to succeed in both university and society than_________who may just be good test-takers.
8.-This is a gas station! And you_________know smoking is forbidden here. -Oh, terribly sorry.
7.More than 100,000 German credit cards are being replaced after fears_________personal data has been stolen.