soft hat ______
举一反三
- (2) 质点到达$x$坐标最大值时刻的速度和位置. A: $\vec{v}=-5t\hat{y},\vec{r}=12.5(\hat{x}+\hat{y})$ B: $\vec{v}=-5t\hat{y},\vec{r}=14.5(\hat{x}-\hat{y})$ C: $\vec{v}=5t\hat{y},\vec{r}=12.5(\hat{x}-\hat{y})$ D: $\vec{v}=-5t\hat{y},\vec{r}=12.5(\hat{x}-\hat{y})$
- What does the man think of the hat A: This hat is very beautiful. B: This hat is not so beautiful. C: This hat is beautiful except the color.
- 【单选题】—Is it soft? — . A. Yes,it is. B. It is soft. C. No,it is soft
- 请问 Is~it a~hat or a cat?这句话,_______ 单词不可以连读.（ ） A: Is and it B: it and a C: hat and or D: a and hat
- soft