____ you freeze water, ____ turns into ice I ____ tired ____ I work too much ____ it rains, I ____ stay at home ____ he studies, he ____ pass the exam ____ I find your email, I ____ send you the information.

zero & first conditional

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？