用动词be的适当形式完成句子。 1.—______ Guo Peng your brother? —No, he isn't. 2. Anna and Alice ______ my good friends. 3. These ______ our teachers. They are all here. 4. The boy ______ Paul. The girl ______ Mary. 5. My grandparents ______ in the picture.
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【单选题】— I don’t like apples. I ____ eat them. —But they are good for you! You must eat them.