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【題目】Nowadays with the increasing popularity of cars, people are taking ______ exercise a day as they did in the past.

【題目】According to scientists, our mental abilities begin to ___ from the age of 27 after reaching the highest level at 22.

【題目】Once considered a of western culture, Valentine’s Day is becoming popular in China.

【題目】If nothing ______, the oceans will turn into fish deserts.

【題目】-Ken, can I get you anything to drink?

【題目】There is no light in Smith’s room. Therefore, he ________ be at home.

【題目】We won’t keep winning games we keep playing well.

【題目】We ____________ have proved great adventurers, but we have done the greatest march ever made in the past ten years.

【題目】The classic superheroes like Spiderman or Superman to many decades ago.

【題目】These two horses look so much alike that we can not ______one from the other.