Question

It’s Mary’s own fault if she feels _________ at the party; she makes no effort to be friendly to people．

1. A.
   left out
2. B.
   kept out
3. C.
   let out
4. D.
   left off

Answer 1

A
be left out在此句中意为“被冷落”。keep out把……挡在外面；let out放出。