A:试管中气体的黄绿色逐渐变浅,水面上升
B:生成物只有三氯甲烷和氯化氢在标准状况下是气体
C:试管内壁有油状液滴形成
D:试管内有少量白雾
A. sofa B. chair C. table D. phone E. fridge
This is my living room. My ____is near the window. The ____is near the door. The____is under the picture. The ____is on the table. Where is the cat? It's on the____
如图甲所示读取物体长度时,正确的视线方向是____ (填写相应字母),如图乙所示温度计显示温度是____℃。
Is this your____ ____ ?