1.Don't sit up and work too hard at night or you'll be run_______.1.Don't sit up and work too hard at night or you'll be run___a____.A.apart B.up C.down D.over

1.Don't sit up and work too hard at night or you'll be run_______.1.Don't sit up and work too hard at night or you'll be run___a____.A.apart B.up C.down D.over
1.Don't sit up and work too hard at night or you'll be run_______.
1.Don't sit up and work too hard at night or you'll be run___a____.
A.apart B.up
C.down D.over

1.Don't sit up and work too hard at night or you'll be run_______.1.Don't sit up and work too hard at night or you'll be run___a____.A.apart B.up C.down D.over
C
晚上不要太辛苦的熬夜工作,否则你会累坏的.

c ，run down 使...虚弱

C
be run down 虚弱

out 精力耗尽