单片机也可称为（）或嵌入式控制器。
参考答案：微控制器
Look and write. （根据图示补全句子）
1. I ____ songs in the KTV yesterday.
2. Mary ____ a boat in the lake last Sunday.
3. My mother ____ my room yesterday afternoon.
(1)法院判决 (2)签订合同 (3)支付违约金 (4)提起诉讼 (5)单方违约( )
A．4―2―1―5―3
B．2―4―1―3―5
C．2―4―5―1―3
D．2―5―4―1―3
I ____ songs in the KTV yesterday.
Mary ____ a boat in the lake last Sunday.
My mother ____ my room yesterday afternoon.