Dr.Yuan 

問題詳情：

  _36___ for a way to increase rice harvests without  expanding the area of the . Yuan is now __37___  his knowledge in India, Vietnam and many other less developed countries to increase their rice harvests... __38__  to his research, the UN has more tools in the battle to_39__ the world of hunger.

He made people laugh at a time __40___  they felt depressed, so they could feel more__41___ with their parents were both music hall __42___ .

However, people from places like Spain, Italy or south American countries approach others closely and are more__43___  to touch them.

In __44___ , though, studying international customs can certainly help avoid difficulties in today’s world of cultural __45___ .

【回答】

ched  ulating  ks      ent .42performers ly  ral sroads

知識點：語法填空

題型：未分類