1.Mary is friendly and kind _______ everyone likes to make friends with her.
a. so
b. because
c. although
d. but
2.My grandmother is a kind _____ helpful old woman.
a. or
b. because
c. before
d. and
3.Jenny is clever ____ lazy.
a. or
b. so
c. and
d. but
4.He does not eat oranges _______ drink orange juice. a.so
b. because
c. until
d. or
5.I lost my money ________ I could not buy any drinks during recess.
a. and
b. but
c. so
d. although

1.Mary is friendly and kind __A_____ everyone likes to make friends with her.
a. so 确实存在因果关系。同意楼上答案，建议再加上一个“,”
b. because
c. although
d. but
2.My grandmother is a kind _D____ helpful old woman.
a. or
b. because
c. before
d. and 这两个形容词都是形容人品质好的方面的，可以有并列关系
3.Jenny is clever _D___ lazy.
a. or
b. so
c. and 两者没有明显的并列关系
d. but 聪明和懒惰是不同类型的形容词，可以使用转折关系来同时修饰某一个人
4.He does not eat oranges __D_____ drink orange juice.
a.so
b. because
c. until
d. or 有既不，也不的意思。否定的含义要用no，not..or
5.I lost my money ____C____ I could not buy any drinks during recess.
a. and
b. but
c. so 选C,so表示因果关系.“我丢了钱,所以不能买任何东西“
d. although