we will try our best to realize our dream ----.A however great is the costB however the cost great isC however is the great costD however great the cost is选D,为什么呢?讲讲吧

Try our best ,we will be the best! we will try our best to help those ( ) people We will try our best __ these problems To gain honor for our country ,we will try our best to compete with the game I believe if we try our best,our difficulty will soon____(appear） Even though it takes some time,but we will try our best.改错 We will try our best to design high-quality goods!请问这句的中文是什么意思 We will try our best to design high-quality goods!请问这句的中文是什么意思. 1.we will try our best to improve our environment .(同义句)we will try our best to________our environment better.2.I will take part _in the relay race_.____ ____ ____you take part in? our principle is supremacy of customers,and we will try our best to meet any of your demand.4043 We are __learn English wellA trying our best toB try our best toC try my best toD trying our best No matter_ difficult problems we meet.we will try our best to get them over.A.how B.what We should try our best to ()our dreams. we can try our best and do whatever we can . We're in this together we both try our best! We will try our best to do the work with little money and fewer people.哪错了? Time ____ ,we will try our best to fulfill the task ahead of timeA permitsB permittingC is permittedD is permitting [ ]diffcult the task may be,we will try our best to complete intime前面那个空填什么