下列各组词语中，划线字的注音全都正确的一组是（   ）

甲、乙两车同时同地反方向做匀速直线运动，它们的s﹣t图象如图所示．12秒钟时甲乙两车相距____ 米，以甲车为参照物，乙车是____ （选填“运动”或“静止”）的，甲车____ （选填“一定”或“可能”）受的是平衡力．

B

    It is Saturday. The Browns are at home. Mrs. Brown is in the kitchen. She's making apple pies.

    The pies are very delicious. Do you want to have a taste? Mr. Brown isn't in the living room. He is in front of the house. He is washing his car. The car is new and very beautiful. So he looks after it very well. Jim is in the garden. He is playing football with some other boys. Where is Jim's sister, Sue? She's in her bedroom with her friend, Ann. They are watching TV. Who is the little boy under the tree? It's Bob. He is playing with the lovely cat.

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