皮皮学,免费搜题
登录
搜题
【单选题】
在 OCL 乙类功放电路中,若最大输出功率为 1W ,则电路中功放管的集电极最大功耗约为
A.
1w
B.
0.5w
C.
0.2w
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】They had _______ wonderful train ride to Chengdu before they went on to _______ Mount Emei by bus.
A.
a; the
B.
/; the
C.
a; /
D.
the; a
查看完整题目与答案
【判断题】猪屠宰过程中致昏的目的是让猪免于痛苦,减少应激反应,提高肉质。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Bus travel nowadays
A.
is worse than before.
B.
is no better than before.
C.
is more convenient than before.
D.
is the same as before.
查看完整题目与答案
【单选题】达尔文在南美洲的一个群岛上发现 26 种陆栖鸟中有 25 种是特有的,而且它们的特征排列成一个渐进的系列。达尔文由此产生了( )的思想。
A.
用进废退
B.
生存竞争
C.
优胜劣汰
D.
物种可变
查看完整题目与答案
【单选题】Just then,I _____ a bus slowing down before the bus-stop .
A.
watch
B.
caught sight of
C.
took for
D.
see
查看完整题目与答案
【单选题】John waited at the bus-stop for nearly half an hour the bus finally arrived .
A.
when
B.
as
C.
before
D.
while
查看完整题目与答案
【单选题】The price of the bus ticket is much ____ than before.
A.
cheap
B.
cheapest
C.
cheaper
D.
the cheapest
查看完整题目与答案
【单选题】——____you ____ the editor at the airport? —— No, he ____ away before my arrival.
A.
Have...met; has driven
B.
Had...met; was driven
C.
Did...meet; had been driven
D.
Have...met; had driven
查看完整题目与答案
【单选题】Mike couldn’t find Kelly ____before the bus left, so he didn’t get on the bus.
A.
somewhere
B.
anywhere
C.
everywhere
D.
nowhere
查看完整题目与答案
【单选题】主要用途为酿造啤酒和制取麦芽糖的谷物是
A.
小米
B.
小麦
C.
荞麦
D.
大麦
查看完整题目与答案
相关题目:
【单选题】They had _______ wonderful train ride to Chengdu before they went on to _______ Mount Emei by bus.
A.
a; the
B.
/; the
C.
a; /
D.
the; a
查看完整题目与答案
【判断题】猪屠宰过程中致昏的目的是让猪免于痛苦,减少应激反应,提高肉质。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Bus travel nowadays
A.
is worse than before.
B.
is no better than before.
C.
is more convenient than before.
D.
is the same as before.
查看完整题目与答案
【单选题】达尔文在南美洲的一个群岛上发现 26 种陆栖鸟中有 25 种是特有的,而且它们的特征排列成一个渐进的系列。达尔文由此产生了( )的思想。
A.
用进废退
B.
生存竞争
C.
优胜劣汰
D.
物种可变
查看完整题目与答案
【单选题】Just then,I _____ a bus slowing down before the bus-stop .
A.
watch
B.
caught sight of
C.
took for
D.
see
查看完整题目与答案
【单选题】John waited at the bus-stop for nearly half an hour the bus finally arrived .
A.
when
B.
as
C.
before
D.
while
查看完整题目与答案
【单选题】The price of the bus ticket is much ____ than before.
A.
cheap
B.
cheapest
C.
cheaper
D.
the cheapest
查看完整题目与答案
【单选题】——____you ____ the editor at the airport? —— No, he ____ away before my arrival.
A.
Have...met; has driven
B.
Had...met; was driven
C.
Did...meet; had been driven
D.
Have...met; had driven
查看完整题目与答案
【单选题】Mike couldn’t find Kelly ____before the bus left, so he didn’t get on the bus.
A.
somewhere
B.
anywhere
C.
everywhere
D.
nowhere
查看完整题目与答案
【单选题】主要用途为酿造啤酒和制取麦芽糖的谷物是
A.
小米
B.
小麦
C.
荞麦
D.
大麦
查看完整题目与答案