题目内容
The products have been ________ to strict tests before leaving the factory.
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The large wings of that bird ________ it to fly high and fast.
Twenty years ago it was common to see people ________ from hunger on the streets in that poor nation, but clearly the situation has improved greatly since then.
After a long period of regular exercise, I now ________ much less than I used to
Exercise: Choose either or both of the number forms in brackets:Their earnings (comes , come) to 500 dollars a week.
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