The number of the students who took part in the entrance examination _____ great.

Between 1974 and 1997，the number of overseas visitors expanded______ 27%.

A) byB) forC) toD) in

A.Omega Order number or Order number

B.PO number

C.Offer number

D.Tag number

A.three

B.number

C.zero

A.第11行： ret != 0第29行： i<=number第31行： number / i == 0

B.第11行： ret != 0第29行： i<=sqrt(number)第31行： number % i == 0

C.第11行： ret == 0第29行： i<=sqrt(number)第31行： number / i == 0

D.第11行： ret == 0第29行： i<=number第31行： number % i == 0

A.ST段弓背向上抬高

B.ST段弓背向下抬高

C.ST段水平型下移

D.ST段上斜型下移

E.ST段鱼钩样改变

There has been a collision ___ a number of cars on the main road to town.

A) composing B) consisting C) involving D)engaging

A.flight time

B.flight number

C.flight safety has long lives

A.LT与ST都增高且LT

B.ST增高且LT＞ST

C.LT与ST都增高且LT＞ST

D.LT增高且LT

E.LP增高

学生关系模式ST（sno,sname,sex,age)，ST的属性分别表示学生的学号、姓名、性别、年龄。要在表ST中删除属性“年龄”，可选用的SQL语句是（)。

A.create age from ST

B.alterstable ST drop age

C.update ST age

D.alter table ST drop column age

Only a selected number of landladies in the neighborhood have been allowed by the university to take in _______ .

A) residents B) lodgers C) settlers D)inhabitants