Farah became pale after going to her father because________.
A:he didn’t allow her to go to Spain
B:she didn’t do well in her exams
C:she had to leave Purple Girls Club
D:he asked her to improve her grades
以y结尾 复数变化
baby____
family ____
key ____
boy ____
hobby____
下列与元素和化合物有关的说法中,不正确的是( )
读图,完成以下问题。