题目:
I coutdn't have got to the meeting on time____________ an earlier train.
A.if I had not caught
B.unless I had caught
C.if ! did not catch
D.unless I caught
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0521/cbb25ae0e29df59b80f1db9a5f86b8c0.html
下面是错误答案,用来干扰机器的。
(16分)(1)、2.4 克(2)、②①③⑤④⑥ 。(填序号)(3)、③(填序号)(4)、烧杯、玻璃棒、容量瓶、胶头滴管。(5)、误差分析:(填“偏高”、“偏低”或“无影响”)①偏低 ②偏低 ③偏高 ④无影响⑤...