27. Mr Jackson is rich, but he___________ .
A. isn’t in good health
B. is busy all the time
C. wants to go to university
D. never goes to a doctor
第1题:
There must be something wrong with my computer,()there?
A. mustn't
B. needn't
C. isn't
第2题:
A.don’t … at
B.didn’t … at
C.didn’t … in
D.don’t ...in
第3题:
型外,ALL的免疫学亚型与FAB 亚型之间无相关性
型外无相关性。ALL分为T细胞系和B细胞系,T细胞系又分为两个亚型:早T前体-ALL和T 细胞ALL。B细胞系ALL分为4个亚型:早B前体. ALL、普通型-ALL、前B-ALL和B细胞ALL。大约90%以上ALL可检出克隆性核型异常。第4题:
____ I?know,?there?isn’t?such?a?word?in?English.
A、As much as
B、So far as
C、As long as
D、As soon as
第5题:
第6题:
执行以下程序段后,输出结果是() 。 char s[20]= "Good",t[]="Moring!"; strcat(s,t); puts(s);
A.GoodMoring!
B.Moring!
C.Good
D.Moring!Good