【单选题】选择最佳答句 。 He short brown hair.
【单选题】—What does Mr. Chen look like? —__________.
A.
He has short hair, a long face and big eyes
【单选题】He is short _____ short hair. [ ]
【简答题】阅读短文,在相应栏中打“√'。 My friend is Mike. He is a boy. He is tall and strong. He has short hair. He likes sports. Amy is my friend, too. She is a girl. She's short and thin. She has long hair. She likes pain...
【简答题】读句子,画人物。 My friend is a boy. He's thin. He has short hair. He has a big nose and a big mouth. He has big eyes and ears.
【判断题】青少年时期,青少年与父母的亲密关系下降,与同伴的亲密关系提高。
【多选题】下面所列方程属于二阶齐次线性微分方程的是( ) (1) (2) (3) (4) (5) (6)
【单选题】下列偏微分方程中,属于2阶、线性、非齐次的有( )