Mr Philip has made ______ survey on students’ lunchtime, and ______ survey shows us a lot of problems.
A.an; an | B.the; the | C.a; the | D.the; a |
Mr Philip has made ______ survey on students’ lunchtime, and ______ survey shows us a lot of problems.
A.an; an | B.the; the | C.a; the | D.the; a |