7．Although he is a famous scientist，Yuan Longping （36）considers himself a farmer．Indeed，his （37）sunburnt face and arms and his slim，strong body are just like those of millions of Chinese farmers．Now Yuan Longping is （38）circulating his knowledge in India，Vietnam and many other less developed countries to increase their rice harvests．
You may find it （39）astonishing that Charlie was taught to sing as soon as he could speak．Unfortunately his father died，（40）leaving the family even worse off．He grew more and more popular as his charming character，the little tramp，became known （41）throughout the world．This character was a social（42）failure but was loved for his optimism and determination．
In the same way that people communicate with spoken language，they also express their feelings using （43）unspoken"language"through physical distance，actions or posture．However，people from places like Spain，Italy or South American countries （44）approach others closely and are more （45）likely to touch them．
