A. except for

B. but for

C. with

D. for

27. WTO sands ______ the World Trade Organization.

A. as

B. like

C. for

D. by

28. It’s the first turning ______ the left after the traffic lights.

A. by

B. in

C. to

D. for

29. I know nothing about him ______ he is a teacher.

A. besides

B. in addition

C. except for

D. except that

30. The heavy snow could not keep us ______ going out to work.

A. from

B. on

C. upon

D. up