Sometimes I keep my feelings to myself it’s hard for someone else to understand.
A. as soon as
B. because
C. as long as
D. although
网友回答
A. as soon as
(答案→)B. because
C. as long as
D. although
解析：句意：有时候,我什么都不愿意说,只因为别人很难理解自己。as soon as一……就……；because因为；as long as只要；although尽管。根据句意故选B。