每個(gè)句子中均有一個(gè)詞或詞組用斜體字型，請(qǐng)從四個(gè)選項(xiàng)中選擇一個(gè)與斜體部分意義相近的詞或詞組代替或解釋句中的劃線部分。

　　31. Our public transportation is not sufficient for the need of the people in our major cities.

　　A excessive B additional C efficient D adequate

　　32. We should be cautious in crossing a crowded street.

　　A careful B intelligent C quiet D weary

　　33. We made a deliberate decision to live apart for a while.

　　A apparent B international C partial C mechanical

　　34. The child asked numerous questions.

　　A complex B considerable C complicated D considerate

　　35. My letter of inquiry brought no response.

　　A impression B reply C explanation D charge

　　36. All my life I have tried to be an honest man.

　　A slender B single C silent D sincere

　　37. A reasonable price is a moderate one, not too expensive.

　　A fair B false C fast D fatal

　　38. I don't think I'm acquainted with the situation.

　　A concerned over B informed about C worried about D good at

　　39. It makes sure that he is well taken care of.

　　A guarantees B forces C hopes D finds

　　40. The protestors handed out leaflets describing their grievances.

　　A. exchanged B deleted C distributed D proved

　　31.D 32.A 33.B 34.B 35.B 36.D 37.A 38.B 39.A 40.C