【简答题】Some scientists believe that a breakthrough in the use of solar energy depends on ________. A) sufficient funding B) further experiments C) advanced technology D) well-equipped laboratories
【简答题】Fill in the blanks with appropriate prepositions: (1)The buyer made a bid ¥2500 per ton walnutmeat. (2)We can supply wulnuts stock. (3)Black tea, first garde, is out stock now. (4)We offer firm the fo...