题目

小明买了1.5kg香蕉和1.8kg苹果。1kg苹果的价格是9.2元，1kg香蕉比1kg苹果贵0.4元。一共要付多少钱？ 答案：解：9.2+0.4=9.6（元） 1.5×9.6+9.2×1.8 =14.4+16.56 =30.96（元） 答：一共要付30.96元。听对话，判断正误。(     )1. Daming's aunt is going to visit them. (     )2. They aren't going to the park. (     )3. They aren't going to watch TV, but his aunt likes TV. (     )4. His mom is making a cake. (     )5. Daming knows what he is going to do.