_______ I take part in a group discussion or try to speak English to someone, I find it difficult to express myself.
32. Look at the trouble I am in! If only I ____your advice. 33.
30. A person’s _____ body temperature is about 37℃. 31.
29. Great changes _____ in the city, and a lot of factories _____.
28. He suggested the meeting ___ ; however, the manager's look suggested that he ___ agree.
27.Albert Einstein, ____ life had once been very hard , was given the Nobel Prize for physics.