If nothing________，the oceans will turn into fish deserts. (2013·湖南，26)
| A．does | B．had been done |
| C．will do | D．is done |
______ each other for long, the two brothers decided to meet soon.
| A．Not seen | B．Not having seen | C．Having not seen | D．Not seeing |
The CCTV Spring Festival Evening Party is a big stage, ______ many new actors or actresses are to become famous.
| A．where | B．when | C．that | D．which |
—Which hotel are you in?
—I ______ in a hotel. A friend I met on the train from the south_____ to put me up for a couple of nights.
| A．haven’t stayed; has offered | B．am not staying; offered |
| C．am not staying; is offering | D．do not stay; offers |
—How much of the foreign expert’s speech have you understood?
—Next to nothing. I wish I ______ harder at English.
| A．worked | B．had worked | C．would work | D．were working |
______ in a friendly way, they both were satisfied with the result.
| A．Having been settled their quarrel | B．Their quarrel being settled |
| C．Their quarrel settled | D．After their quarrel settled |