单选题I was about to give&

问题补充：

单选题Iwasabouttogiveuptheproject______ithitme_____Icouldworkwithmyroommates.That’stosay,Icanturntothemforhelp.A.that; whetherB.that; whenC.when; howD.when; that

答案：

D解析考查固定句型和形式主语句。第一空是固定句型Be about to do sth when…正要做某事在这时…;第二空是形式主语句，it是形式主语，that I could work with my roommates是真正的主语。