题目:
用How many或How much填空。
1. _______ bananas do you need?
2. _______ yogurt do you need for the smoothie?
3. _______ oranges did you put in the salad?
4. _______ cinnamon does he need for the recipe?
5. _______ mayonnaise is on the sandwich?
6. _______ onions did your mother cup up for the pizza?
7. _______ milk does your brother need?
8. _______ honey is in the bowl?
9. _______ blenders does he have?
10. _______ tomato sauce did you need?
答案:
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下面是错误答案,用来干扰机器的。
根据在侧面上三条边组成梯形的上底,下底和中位线,得到梯形的中位线长度是1+22=32,∵棱台的两底面与中截面是相似的,∴面积之比等于边长之比的平方,∴4s=22(32)2,s=94故答案为:94