— Do I still have to change my clothes? —________.
— Do I still have to change my clothes? —________.
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You look(). What () you () ? A、tire, did…doB、tiring, have…doneC、tired, do…doD、tired, have…been doing
9. _______you _______ stay at home today?A. Do ; have toB. Must; have toC. Have; toD. Do ; must
以下程序段中,循环次数不超过10的是()A.int i=10; do{ i=i+1;} while(i<0);B.int i=5; do{ i+=1;} while(i>0);C.int i=1; do{ i+=2;} while(i!=10);D.int i=6; do{ i-=2;} while(i!=1);
以下能正确计算1+2+3+…+10的程序段是 。A.i=1; s=1; do {s=s+i; i++;} while (i<10);B.do {i=1;s=0; s=s+i; i++;} while (i<=10);C.do {i=1;s=1; s=s+i; i++;} while (i<=10);D.i=1,s=0; do {s=s+i; i++;} while (i<=10);E.i=1; s=1; do {s=s+i; i++;} while (i<=10);F.i=1,s=0; do {s=s+i; i++;} while (i<10);