—Will you please give some advice on _________ English at home?
—Well, do a lot of reading and listen to English programs.
A:how to read
B:how to learn
C:when to use
D:where to use
控制生物性状的基因是指( )
为考察高中生的性别与喜欢数学课程之间的关系,在某学校高中生中随机抽取了250名学生,得到如图的二维条形图.