like: It isn → →
32
It isn't hot today. ☊ 
Hôm nay trời không nóng. ☊ 34
It isn't windy today. ☊ Hôm nay trời không gió. ☊ 91
No, it isn't. ☊ Không phải. ☊ 153
Is it cold today? — No, it isn't. ☊ Hôm nay trời có lạnh không? - Không lạnh. ☊ 191
It isn't snowing. ☊ Trời đang không có tuyết. ☊ 252
No, it isn't. ☊ Không. ☊ 1097
It isn't raining right now. ☊ Bây giờ trời không mưa. ☊ 1807
Is it snowing? — No, it isn't. ☊ Trời đang có tuyết à? - Không. ☊ 1852
The clock isn't working. — It isn't? It was working yesterday. ☊ Đồng hồ hỏng rồi. - Thế à? Hôm qua nó còn chạy mà. ☊ It isn't that he lied exactly, but he did tend to exaggerate. ☊ but ☊
I can't see him now—it isn't convenient. ☊ convenient ☊
'It's not very good, is it?' 'No, you're right, it isn't (= I agree).' ☊ no ☊
It's not/It isn't raining. ☊ not ☊
From a practical point of view, it isn't a good place to live. ☊ practical ☊
Stop worrying about their marriage—it isn't your problem. ☊ problem ☊
It's almost 15 years old. It isn't worth having it repaired. ☊ repair ☊
It isn't worth much. ☊ worth ☊