皮皮学，免费搜题
登录
搜题
【单选题】
人类获取能量最主要、最经济的来源是( )。A.
脂肪
B.
蛋白质
C.
碳水化合物
D.
乙醇
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
【简答题】It seems you always forget-your reading glasses when you are rushing to work, your coat when you are going to the cleaners, your credit card when you are shopping... Such absent-mindedness may be 1 to...
【简答题】阅读理解。 Helen's eyes are not very good, so she wears glasses. But she doesn't wear glasses when she is with her friend, Jim. When Jim comes to her house to take her out, she will take her glasses off, a...
【单选题】It was not ______she took off the glasses ________ I realized she was a famous film star.
A.
when; that
B.
until; that
C.
until; when
D.
when; until
【单选题】She was wearing glasses when we met her.
A.
She put the glasses on after we met.
B.
She had the glasses on before we met.
【单选题】-- When did he leave the classroom? --- He left _____ you turned back to write on the blackboard.
A.
the minute
B.
the time
C.
until
D.
before
【简答题】Helen’s eyes are not very good, so she wears glasses. But she doesn’t wear glasses when she is with her friend, Jim. When Jim comes to her house to take her out, she will take her glasses off, and whe...
相关题目：