第1题:
A: I saw Tom just now at the café
B:It ( )be him. He went to U.S.A. yesterday.
A. mustn't
B. can't
C. shouldn't
第2题:
第3题:
3、下列哪一个表述是正确:
A.always@(posedge CLK or RST)
B.always@(posedge CLK or negedge RST or A)
C.always@(posedge CLK or D or Q)
D.always@(posedge CLK or negedge RST)
第4题:
第5题:
2010年,MAKE奖的全球级奖项细分为全球MAKE奖和全球独立运营机构MAKE奖。