Question

—Can we get everything ready by the weekend?
—It all depends on ________ we can get Mr.Green’s cooperation.

A．that

B．what

C．whether

D．if

Answer 1

C
解析　答语句意为：这取决于我们是否能得到Green先生的配合。介词on后跟宾语从句，从句中含有不确定因素，故用whether引导。if不能引导宾语从句。