It is estimated that 40 percent of the students in our class ________ girls.

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It is time that the government ________ measures ' to protect the rare birds and animals.

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Looking round the town, he felt as though he ________ away for ages.

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As usual, he put on a show as though his trip ________ a great success.

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The sun rises in the east and sets in the west, so it seems as if the sun ________ round the earth.

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If you hadn't taken such a long time to get dressed, we'd ________ there by now.

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I would have gone to visit him in the hospital had it been at all possible, but I ________ fully occupied the whole of last week.

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Were it not for the snowy weather, we all________ right.

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I' d rather you ________ anything about it for the time being.

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________he English examination I would have gone to the concert last Sunday.

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