大学英语：rather than

　　He came all the way to China for promoting friendship rather than for making money.

　　He was reading a book rather than watching TV.

　　2.somewhat

　　He felt somewhat tired.

　　This book is somewhat difficult to understand.

　　3.instead of

　　Instead of pushing and crowding， he waited quietly for his turn.

　　He gave us a lot of trouble instead of help.

　　4.go astray

　　The letter had gone astray.

　　Make sure that no sheep go astray.

　　5.keep from

　　The poor child was kept from seeing his mother.

　　The bad weather kept us from getting there as scheduled.

　　6.cut off

　　Cut me off if I talk too much.

　　Gas supplies had now been cut off.