Although ______ for many years, the two old sisters recognized each other at once.
| A．having been separated | B．being separated |
| C．having separated | D．had been separated |
Don't worry. It's justa regular blood test. It'll finish within seconds.
| A．other than | B．rather than |
| C．no more than | D．much more than |
The Shanghai Center, to be environmentally friendly, will be completed this year.
| A．designed | B．designing |
| C．being designed | D．having designed |
Many people think they have to spend a lot of money to keep healthy. Leading a healthy lifestyle doesn't have to cost much, .
| A．though | B．too | C．somehow | D．either |
—Imy project by the time you come to London.
—Great. This way you can act as my guide.
| A．finish | B．have finished | C．will be finishing | D．will have finished |
After a long day of hard work, my onlyis to get back home and have a good sleep.
| A．concern | B．ambition | C．reward | D．burden |