皮皮学，免费搜题
登录
搜题
【单选题】
利用生物反应器为人类服务，其中叙述不正确的是（ ）A.
生产人类所需要的某些物质
B.
减少复杂的生产环境污染
C.
节省建设厂房和购买仪器设备的费用
D.
降低效率
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】I’m considering ________a washing machine, which is considered ________a great help to my wife.
A.
buying; to be
B.
buying; being
C.
to buy; being
D.
to buy; to be
【单选题】My washing machine is out of order and ___________.
A.
needs to be repairing
B.
requires being repaired
C.
wants to repair
D.
needs to be repaired
【单选题】There is something wrong with my washing machine and it requires _____.
A.
repairing
B.
to repair
C.
being repaired
D.
having repaired
【单选题】I don't like washing my clothes_______. I usually washing them by a washing machine.
A.
by hand
B.
use hand
C.
by machine
【单选题】---- Where is my blue shirt? ---- It’s in the washing machine. You have to wear ____different one.
A.
any
B.
the
C.
a
D.
other
【单选题】— Where is my blue jeans? — It's in the washing-machine. You'll have to wear _____ different one. [ ]
A.
any
B.
the
C.
a
D.
other
相关题目：