【单选题】【消耗次数:1】
Tom can’t come _____ he is ill.
because
if
so
whether
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相关题目
【单选题】 A: Bill told me he could not come here because his father was ill. B: [填空]
①  Its good.
②  Thats bad.
③  He is impolite.
④  What a pity!
【单选题】 I am not sure whether I can gain any profit from the investment, so I can’t make a(n) ____ tohelp you.
①  exact
②  defined
③  definite
④  sure
【单选题】 I can’t put up _______him because he is always making mistakes.
①  of
②  on
③  with
【单选题】 I really do not know whether we can succeed, so do not expect ____.
①  too much of us
②  us too much
③  of us too much
④  us of too much
【单选题】 He can come any day ____ Friday.
①  besides
②  but
③  on
④  in
【单选题】 6.Sam was ill yesterday, so he _____ his home work.
①  didn’t
②  not did
③  didn’t do
④  didn’t did
【单选题】 He can ride a motorbike, so [填空] I.
①  can
②  do
③  am
④  does
【单选题】 Tom is hard-working, so its _____________ that he won the match.
①  no wonder
②  a pity
③  a surprise
④  a mystery
【单选题】 I’ m____ that he didn’ t come.
①  astonished
②  astonishing
③  astonish
④  to astonish
【判断题】 A: Tom speaks English very well. B: So he does.
①  正确
②  错误
随机题目
【简答题】 终结符有[填空1],它们由词法分析器提供。
【简答题】 <img src="https://huaweicloudobs.ahjxjy.cn/C1DC9994B0BF5B2B6E05DE7207C9AE69.png" style="" title="t1.png"/>
【判断题】 <img src=https://huaweicloudobs.ahjxjy.cn/9214E483B6C407FEFAED4B3BB65E3810.png title=pdt.png alt=pdt.png/>
①  正确
②  错误
【单选题】 已知BX=028AH,SI=0294H,(DS:051EH)=5432H。执行语句LEA BX,[BX+SI]后,BX中的内容是( )
①  051EH
②  5423H
③  1E05H
④  254H
【单选题】 下列哪个寄存器是属于指针寄存器( )
①  SI
②  DX
③  SP
④  ES
【单选题】 若 AX=-15 要得到 AX=15 应执行的指令是()。
①  NEG AX
②  NOT AX
③  INC AX
④  DEC AX
【单选题】 下面各传送指令中,正确的是( )
①  MOV [DI],[SI]
②  MOV[DX+DI],AL
③  MOV WORD PTR [BX],0100H
④  MOV AL,BX
【单选题】 下列指令中段默认为堆栈段的是( )
①  MOV AX,[BX+SI+10]
②  ADD AX,ES:[SI]
③  SUB [BX],[BP][DI]
④  MOV DX,[1000H]
【单选题】 若要求一个操作数中的若干位维持不变,若干位置‘1’,可以使用( )
①  NOT
②  OR
③  AND
④  XOR
【单选题】 对于有符号的数来说,下列哪个值最大( )
①  0F8H
②  11010011B
③  82
④  23Q