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【多选题】
下列哪些属于不授予专利权的主题?A.
紫草可治疗感冒的特性
B.
治疗心脏病的方法
C.
可使彩灯闪烁的电流
D.
可喷出浓硫酸的防盗门
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】He __________ (carry) a big box to the room just now.
【单选题】This ___________ is big. These ___________ are small. [ ]
A.
box, boxes
B.
boxes, box
【简答题】看图填写合适的介词。 1. The sun is ________________ the big box. 2. The cloud is ________________ the big box. 3. The moon is ________________ the letter B. 4. The letter G is ________________ the big star. 5. ...
【单选题】This box is______ that one.
A.
twice big than
B.
twice bigger
C.
twice as big as
D.
twice more big than
【简答题】句型转换. 1. The box is so big that he can't carry it. The box is _____ big _____ him _____ carry. 2. Joho said to Mary, 'Could you pass me the sugar?' John _____ Mary _____ she could pass_____ the sugar....
【单选题】The soldier showed us so big a box ______ no man can lift.
A.
as
B.
that
C.
which
D.
and
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