41．Simon, don’t worry too much. We all think you can make it by ▲ (自己).
42．Chang’e 4 will send wonderful pictures back to us when it ▲ (到达)the moon in the year 2018.
43．Each of us felt ▲ (口渴的) when seeing the watermelons on the table.
44．American ▲ (发明家)Thomas Edison began making short action pictures at the beginning of the 20th century.
45．You cannot ▲ (想象) how much difficulty I had communicating with such a person.
46．________ (luck), we missed the last bus and had to walk the whole way back to the town center.
47． ▲ (far) information is necessary for you to work out the problem.
48．Youyou Tu became the first Chinese that ________ (win) a Nobel Prize for medicine on October 5th 2015.
49．People who are in their ________ (thirty) care more about their career than their own life.50．Xuanwu District will set up a new primary school ▲ (satisfy) the nearby students’ needs.