4．______in his office work, he had no time to attend to his sick daughter.
| A．Kept engaging | B．Kept engaged |
| C．Keeping engaging | D．Keeping engaged |
Lucy is looking for a job ____ can offer her a good salary and ____she can also communicate with a large number of foreigners
| A．where ,where | B．which, which | C．which ,where | D．where, which |
Recently , a number of Taobao sellers have begun offering garments ____styles worn by China’s first lady PengLiyuan.
| A．base on | B．bases on | C．basing on | D．based on |
___ has already been pointed out is that grammar is not a set of dead rules.
| A．As | B．It | C．What | D．Which |
____ the standard of living for 3 billion people will create massive opportunities, XiJinping said at the fifth BRICS summit , and he called for major cooperation projects.
| A．Improve | B．Improved | C．Improves | D．Improving |
You can make a complaint to the local government ____you are happy with the way things are.
| A．unless | B．if | C．once | D．as |