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It could be learned from the teacher's eyes ________ he was very satisfied with her performance.

—How will you deal with these papers, Ann?
—I will leave them to ________ takes over the job.

—What upsets him?
—________ his computer is out of order.

Whether ways will be found to stop pullution or not is just ________ worries the public.

The local Tibetans and Sherpas laughed at the strange bottles containing ________ they referred to as “English air”．

Mobile phone  users have developed a series of symbols, such as  and  to show ________ they feel.

________ you read English easily, you'll find it is another cup of tea to make conversation in English.

________ Sandy's damage is unlikely to last long, it would apparently hurt the total economic output of the fourth quarter.

________ the parking regulations have become stricter, more people will use public transport and leave their cars at home.

Kids don't learn their native language consciously, ________ they become fluent in it very fast.