问题
Our math teacher is very kind ______ he looks veryserious.
A:because
B:though
C:if
D:when
B:though
C:if
D:when
正确答案是：
同类题型
On the Eve of the Spring Festival, parents always _______ lucky money to their children.
Who is _____ woman in front of the classroom—The one with ____umbrella She is our Chinese teacher.
If I work hard at all my lessons from now on, will I do better in them—Sure, ____________________.
We should respect teachers because they _____ us with knowledge.