皮皮学，免费搜题
登录
搜题
【单选题】
某寄宿制中学对学生进行体格检查，发现近三成的学生暗适应时间较正常人延长30秒钟以上，其他各项检查无异常。学校食堂菜肴应适当增加（ ）A.
豆制品
B.
瘦肉
C.
动物肝脏
D.
新鲜蔬菜
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】假设你想证明:每一个可以写成k(k+1)(k+2)的整数乘积都能被6整除。如果你想用分情形证明法来证明它,那么你应该用下面哪一个集合?
A.
乘积以3结尾;乘积以6结尾;乘积以9结尾。
B.
当k被3除,余数为0;当k被3除,余数为1;当k被3除,余数为2;
C.
k=3^n,k≠3^n
D.
k是质数,k不是质数。
【单选题】According to the article, how can we prevent the increasing burden of diabetes mellitus?
A.
early detection
B.
better care
C.
improved education about the disease
D.
all of the above
E.
none of the above
【简答题】债务负担(debt burden)
【判断题】The White Man’s Burden talks about how to liberate natives of the colonies.
A.
正确
B.
错误
【简答题】Be ______(prepare) for financial loss and get advice on how to alleviate that burden in the future.
【单选题】[Based on Figure 6-17] How is the burden of the tax shared between buyers and sellers? Buyers bear
A.
three-fourths of the burden, and sellers bear one-fourth of the burden.
B.
two-thirds of the burden, and sellers bear one-third of the burden.
C.
one-half of the burden, and sellers bear one-half of the burden.
D.
one-fourth of the burden, and sellers bear three-fourths of the burden.
【单选题】What is true about the burden of a tax imposed on gasoline?
A.
Buyers bear the entire burden of the tax.
B.
Sellers bear the entire burden of the tax.
C.
Buyers and sellers share the burden of the tax.
D.
The government bears the entire burden of the tax.
相关题目：