皮皮学，免费搜题
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搜题
【多选题】
称量固体氢氧化钠可以用( )。A.
滤纸
B.
称量纸
C.
烧杯
D.
表面皿
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】She opened her eyes and was about to cry out ______ she heard her father urgently telling her to keep quiet.
A.
when
B.
while
C.
before
D.
after
【单选题】商业发票的主要作用是供进口商凭发票核对货物的有关情况,收取货物,凭以( )。
A.
(A)支付货款的依据
B.
(B)作为进口商记账的依据
C.
(C)报关纳税的依据
D.
(D)支付货款和作为进出口商计帐、报关纳税的依据
【单选题】She opened her eyes with a start and was about to cry out ________ she heard her father urgently telling her to keep quiet.
A.
while
B.
before
C.
when
D.
as
【单选题】商业发票的主要作用是供进口商凭发票核对货物的有关情况,收取货物,凭以( )。
A.
支付货款的依据
B.
作为进口商记账的依据
C.
报关纳税的依据
D.
支付货款和作为进出口商计帐、报关纳税的依据
【单选题】The girl was so sad about the death of her cat that she could do nothing but ______.
A.
cry
B.
cried
C.
crying
D.
to cry
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