(单选题)9: Have you heard something happened () him? A: on B: at C: to D: with ...
(单选题)3: When we got to the cinema, the film () for 5 minutes. A: had begin B: was begun C: has begin D: had been on ...
(判断题)27: The teachers who are involved in correcting have no access to any electronic device. A: 对 B: 错 ...
(判断题)21: Every day, only 200 visitors can be admitted to the museum. A: 对 B: 错 ...
(单选题)15: Don’t open the door () the bus stops. A: to B: as C: in D: until ...
(单选题)9: His parents were satisfied with his study which he was (). A: getting on with B: getting on well with C: got along with D: got along well with ...
(单选题)3: Completing the building will probably () them another two weeks. A: take B: spend C: get D: pay ...
(判断题)17: MCS-51单片机中,一般说来,当相互传递的数据较少时,宜采用寄存器传递方式。 A: 对 B: 错 ...
(判断题)11: 异步通信和同步通信都属于并行通信。 A: 对 B: 错 ...
(单选题)5: MCS-51单片机的地址总线宽度为()位。 A: 4 B: 8 C: 16 D: 32 ...