Why is it _____ he can’t get along well with his classmates?

依次填入下列语段中横线处的词语，最恰当的一项是 我们都知道，现在“种花”已经不能仅凭劳动力和气候来________收益了。如果没有优良的花卉品种、先进的栽培技术、专业规模和品牌，________有再好的气候和再廉价的劳动力，也无法带来产业的快速 ，因而要获得更大的产业效益，则与科技进步、资金投入 。

We’ll carry on the work ______ we can get the machines we needAfter all, it’s the determination that really counts

She always does very well in the English exams. Butshe can _____understand English radio programs.

I have two hobbies. One is swimming, and isplaying soccer.