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【单选题】
当 Mega16 单片机的 T0 工作在快速 PWM 工作模式时, OCR0 寄存器的作用是( )
A.
OCR0中的数值实时与TCNT0中的数据比较,比较匹配时,决定OC0管脚电平变化
B.
OCR0中的数值实时与TCNT0中的数据比较,比较匹配时,OC0管脚输出为0
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【单选题】听力原文:M: There was a new quiz show on television last night, but we were just sitting down to dinner when it came on. W: I watched it and it was great! The first four contestants won only small prizes,...
A.
Four contestants failed to win prizes.
B.
The man missed the show.
C.
The woman ate during the show.
D.
Five contestants won cars.
【单选题】D Sitting on the peaceful coast of Galapagos Islands. Ecuador, watching the sun move quietly into the sea, you shouldn’t forget that Charles Darwin (1809-1882) arrived here in 1835. He stayed on the i...
A.
He studied different creatures on the islands
B.
He completed his famous book on the islands
C.
He was touched by the geography of the islands
D.
He was attracted by well-know animals of the islands
【判断题】记账凭证应连续编号。如果一笔经济业务需要填制两张以上 (含两张)记账凭证的,可以采用“分数编号法”编号。( )
A.
正确
B.
错误
【单选题】正在上课的教室中,湿球温度一般( )干球温度。
A.
大于
B.
等于
C.
小于
D.
远远小于
【单选题】The scientist began his talk as soon as we_____. [     ]
A.
were sitting
B.
were seated
C.
seated
D.
had seated
【简答题】There were already four people sitting in the car, but we tried to make a room for her.
【简答题】阅读理解。 Sitting across from a German couple and a Chinese mother and her child, we were waiting at the Guilin airport for our delayed flight to Shanghai. In this last week of our travel study tour, my h...
【判断题】记账凭证应连续编号。一笔经济业务需要填制两张以上(含两张)记账凭证的,可采用分数编号法编号。( )
A.
正确
B.
错误
【单选题】There was a (an) __________ silence between us after we were left alone in the sitting-room.
A.
awkward
B.
angry
C.
adequate
D.
patient
【判断题】记账凭证应连续编号。凭证应由主管该项业务的会计人员,按业务发生的顺序并按不同种类的记账凭证采用 “字号编号法”连续编号。如果一笔经济业务需要填制两张以上(含两张)记账凭证的,可以采用“分数编号法”编号。 ( )
A.
正确
B.
错误
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