1.3第一单元词汇测试 1、单选题： Some home and office buildings in the U.S are now being heated with __________ energy.选项：A: lunarB: solar C: naturalD: water答案: 【 solar ...
Quiz 1 1、单选题： Difficult ______ the work was, they managed to finish it on time.选项：A: although B: even though C: though D: but答案: 【 though 】 2、单选题： He said he woul...
