Water can absorb and __________ a lot of heat without big changes in temperature, thus creating a stable environment.
| A．give in | B．give up |
| C．give off | D．give away |
I’ve won a holiday for two to Florida.I ＿＿＿＿＿ my mum.
| A．take | B．am taking |
| C．have taken | D．will have taken |
.I ＿＿＿＿ ping-pong quite well, but I haven’t had time to play since the new year.
| A．will play | B．have played |
| C．played | D．play |
John and I＿＿＿friends for eight years.We first got to know each other at a Christmas party.But we＿＿＿＿＿ each other a couple of times before that.
| A．had been； have met | B．have been； have met |
| C．had been； had met | D．have been； had met |
—— Alice came back home the day before yesterday.
—— Really ? Where ＿＿＿＿＿ ?
| A．has she been | B．had she been |
| C．has she gone | D．had she gone |
—— I will come to attend your lecture at 10：00 tomorrow.
—— I’m sorry, by then my lecture will have ended and I＿＿＿my guests in my office.
| A．is being met | B．will meet |
| C．will be meeting | D．will have met |