-–I’d like to buy a new mobile phone．Mine isn’t popular.
---You’d better not since the mobile phones_____ so rapidly.
| A．have changed | B．will change |
| C．were changed | D．are changing |
I travel to the Binhai New Area by light railway every day，________ do many businessmen who live in downtown Tianjin.
| A．as | B．which | C．when | D．though |
If I find someone who looks like the suspect, my________ reaction will be to tell the police.
| A．physical | B．immediate | C．sensitive | D．sudden |
More highways have been built in China，________it much easier for people to travel from one place to another.(2011·陕西)
| A．making | B．made | C．to make | D．having made |
I think I had at least a billion tests, including _____ in which they cut out a piece of muscle from my leg and looked at it under a microscope.
| A．that | B．the one |
| C．it | D．one |
With a lot of difficult problems _________, the manager felt like a cat on hot bricks.
| A．settling | B．to settle |
| C．being settled | D．settled |