Ben is a good friend ________, he often comes to our home for a visit. ( )

Ben is a good friend ________, he often comes to our home for a visit. ( )

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There are many kids in the park. ( )

There are many kids in the park. ( )

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学完“被子植物的一生”后,刘涛想种几株芸豆观察其生长过程,播种前不需要做的是

学完“被子植物的一生”后,刘涛想种几株芸豆观察其生长过程,播种前不需要做的是

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—Whats your favourite season? ( ) —My favourite season is ______.

—Whats your favourite season? ( ) —My favourite season is ______.

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下列有关分类单位的特征解释中,正确的是

下列有关分类单位的特征解释中,正确的是

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