I'm Japanese. Where（）from?

单项选择题I'm a nurse. I（） David（）the same hospital

A.work at；in
B.work for；at
C.work with；in

单项选择题A: What time is it now? B: It's（）

A.ten to nine
B.fifty past eight
C.fifty eight

单项选择题The new house（）300 a month.

A.spends
B.costs
C.pays

单项选择题David's younger brother is（）engineer.

A.a
B.an
C.the

单项选择题My father is a programmer and he works in（）

A.computer
B.computers
C.a computer