简答题\n The company is the world’s largest supplier of rail transit equipment ______ the most complete product lines. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n It was very kind _______ you to give me a tour. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n Let me help you _______ your bags. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n During the year, you have paid your bill well _____ advance. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n Our company ia mainly engaged _______ the export business of textiles. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n We can agree _______ that if your pay by LC at sight. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n _______ condition that your shipment is effected before May 12th, we will come to terms.(use proper prepositions or adverbs) \n\n (____) \n\n简答题\n We shall make a reduction _______ our price by 5% if you increase the quantity to 5000M/T. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n Our products have to go _______ 5 checks in the manufacturing process. (use proper prepositions or adverbs) \n\n (____) \n\n简答题\n Such a growing demand can only result____ increased price. (use proper prepositions or adverbs) \n\n (____) \n\n