– Sir, we have failed to work out this problem. What is exactly the right way?

--- Look. Only in this way ________ , but you boys _____ a wrong way.

A．you can work it out; take

B．you can work out it; take

C．can you work it out; take

D．can you work it out; took

下列企业由张謇创办的是[ ]

A．大久精盐公司

B．福新面粉厂

C．大生纱厂

D．南洋兄弟烟草公司