球面()可展表面。
A.是
B.不是
C.特殊的
D.为二次
参考答案:B
—Credit cards are useful when traveling.
—True. They save us the trouble of taking too much cash.
A.particularly
B.partly
C.exactly
D.gradually
下列账户中,属于集合分配账户的是
A.“管理费用”
B.“制造费用”
C.“销售费用”
D.“财务费用”