如图所示，工人用250N的力将重400N的物体匀速提升2m，共用了10秒，若在此过程中（忽略绳重和摩擦）．下列说法正确的是（　　）

目前，治疗白血病最有效的方法是（     ）

下列适合漫画中的学生自我调节心理矛盾的正确方法有（    ）

①进行体育活动               ②学习自我暗示

③在教室里大声吼叫       ④自我解嘲

    My name is Alice I1a student. I get up at6:00 in the2I meet Cindy at school. "3are you?!" she asks. I say, "I'm4, thank you."

    At 8:30, I am in my class. Miss Li asks, "What is that in English?" I say, "It is 5cup." Then she asks, "Can you6it?"  "C-U-P," I say. Bob is 7friend. He likes listening to music (听音乐 ). He has anew8and he listens to9a lot. He can sing many songs10English and Miss Li asks him to sing one for us.