评价临床试验效果的主要指标是A.标化率B.续发率C.引入率D.有效率E.失访率
评价临床试验效果的主要指标是
A.标化率
B.续发率
C.引入率
D.有效率
E.失访率
评价临床试验效果的主要指标是
A.标化率
B.续发率
C.引入率
D.有效率
E.失访率
第1题
Our class has fifty students.
______ fifty students in our class.
第2题
Two American students come to our class to study Chinese.
______ two American students coming to our class to study Chinese.
第3题
______ of the students in our class are from the north.
A.Two ninth
B.Second ninth
C.Second nines
D.Two ninths
第4题
A.this
B.that
C.it
D.one
第5题
I have no doubt ________ most of the students in our class can pass the final examination
A.that
B.as
C.weather
D.although
第6题
I have no doubt ______ most of the students in our class can pass the final examination.
A.whether
B.although
C.that
D.as
第7题
So far, five students in our class _____ the communist party in our class.
A.join
B.have joined
C.joined
D.will join
第8题
Of all the students in our class, Betty writes ___________.
A:very carefully
B:most carefully
C:more carefully
D:the most carefully
第9题
All the students in our class passed the English final text______him.
A.besides
B.except for
C.except
D.without
第10题
I have no doubt ______most of the students in our class can pass the final examination.
A.that
B.as
C.weather
D.although
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