His efforts to improve the sales of this product have been v
His efforts to improve the sales of this product have been v
Their efforts to improve the production have been very _____
___has recently been done to improve the conditions of eleme
英语翻译In soite of numerous efforts,we have been unable to trac
There have been efforts in the magazine industry to buck the
In recent years,great efforts have been made to increase the
英语翻译the efforts that have been made to explain optical pheno
In the Britain,sales of cigarettes( have been reduced) quite
Major efforts have been made to promote technological entrep
this is the name of the product
Few of the children in this area have been to Beijing,_____?
as its sales of computer product have surpassed those of mea