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【单选题】
使用单片机开发系统调试C语言,首先文件,该文件的扩展名是 。A.
*.c
B.
*.asm
C.
*.bin
D.
*.hex
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反馈参考答案：
举一反三
【单选题】----Have you finished your test already? ----Yes, I it in twenty minutes. A.have finished B. finished C. will finish D. had finished
A.
have finished
B.
finished
C.
will finish
D.
had finished
【单选题】.—_____ you _____ your homework yet? —Yes, I _____ it ten minutes ago. A.Did, do, finished B.Have, done, finished C.Have, done, have finished
A.
Did, do, finished
B.
Have, done, finished
C.
Have, done, have finished
【单选题】By the end of next month, this building______.
A.
will be finished
B.
will have finished
C.
will have been finished
D.
have been finished
【单选题】－Have you finished your homework? －Yes, I have. I it this morning.
A.
finish
B.
finishes
C.
finished
D.
have finished
【单选题】—Have you finished reading the newspaper? —Yes. I _______ it yesterday. [ ]
A.
finished
B.
have finished
C.
finish
D.
will finish
【单选题】If I had had enough time, I ____my work. A) would finish B) must have finished C) would have finished D) had finished
A.
would finish
B.
must have finished
C.
would have finished
D.
had finished
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