The upset mother thought to herself, “If only I ______ what's going on in my little boy's head right now.”
A：know
B：knew
C：have known
D：had known
一个男孩总是喜欢站在他喜欢的女孩子的左边，因为他觉得这样会离她的心更近一点．这说明了（ ）
A. Today is Sunday.
B. He flies a kite.
C. The girl plays with her teddy bear.
D. We read books.
E. They play catch with a ball.
