Sometimes you may make very fast progress in a foreign language, but sometimes it is a while___hard work starts to pay off !‎ A: when B: after C: before D: while

wish I _____(study) hard while I was young.

________ hard you try, he will not trust you anymore A: Although B: While C: As D: However

He has worked very hard ______ he entered the factory. A: when B: till C: while D: since

Sometimes you may make very fast progress in a foreign language, but sometimes it is a while _____ hard work starts to pay off !

Mark studies hard, ______ his little brother John plays all the time. A: while B: and C: so D: beside

_________ hard one may work,one cannot master a foreign language in a year or two. A: Though B: As C: While D: However

Motives are individuals' willing to achieve the organization's targets through working hard while the efforts can suit some needs of individuals.

（） hard she tries, she can hardly avoid making mistakes in her homework. A: While B: However C: As D: Although

______ hard she had tried, she did not succeed in moving the heavy stone. A: While B: No matter who C: Though D: No matter how