Choose the best words or expressions.
Sam ___________________ Kung Fu club.
A、is interested with
B、is interested of
C、has interest with
D、has interest in

The surface area of the ridge increases by 20-30% in ta...

单项选择题The surface area of the ridge increases by 20-30% in tandem with the sunlit area, which consequently speeds up the heat________ and dissipation.（ ） 。

What is the name for a company that works on behalf of ...

单项选择题What is the name for a company that works on behalf of employers to find employees?
A.
a recruitment agency                        B.
an enrolment agency C.
a conscription service  D.
a vacancy

​相对于容器的均匀（全面）腐蚀而言，局部腐蚀更为复杂，也更难以发现，对容器的危害性更大。下列腐蚀中（ ）属于局...

多项选择题 ​相对于容器的均匀（全面）腐蚀而言，局部腐蚀更为复杂，也更难以发现，对容器的危害性更大。下列腐蚀中（ ）属于局部腐蚀形式。‏