—I left my handbag on the train, but luckily someone gave it to a railway official.
—How unbelievable to get it back! I mean, someone________ it.
| A．will have stolen | B．might have stolen |
| C．should have stolen | D．must have stolen |
Mark Zuckerberg is the founder of the site Facebook, ______ you can have a
look at each other’s pictures.
| A．where | B．which | C．when | D．as |
I tried every means to reach my goal but failed. So desperate ______ that I almost
lost heart.
| A．I did feel | B．did I feel | C．felt I | D．I felt |
We need to _____ how we are going to get there.
| A．work on | B．work up | C．work out | D．work at |
Mum disliked ______ when I behaved badly in front of the guests.
| A．this | B．that | C．one | D．it |
The pain is gone after weeks of the operation, but the scar _____.
| A．stops | B．remains | C．pauses | D．leaves |