The constrcution from recently ___ press conference to provide information on their new stadium project.

 (a) conducting (b) conducts

 (c) conducted (d) will conduct

저는 여기서 conducted라고 해서 틀렸어요. 정답이 conducts인데 왜 그렇게 되는지잘 모르겠어요. recently가 과거시제나 현재완료시제와 함께 쓰여야 하는 거아닌가요? 답이 왜 이렇게 되는지 아시는 분은 설명 좀 부탁드릴게요.

51p -13

Paper clip stationery was chosen as the new office supplier, as its delivery services better ___ the company's needs.

(a) suit (b)suits

(c)suting(d)suitable

 왜 suit가 되는 건가요? ㅠ.ㅠ

51p-15

Customers complain that billing errors from the online shopping site are becoming more ___

(a)frequency (b) frequently

(c) frequented (d) frequent.

왜 부사인 frenquently가 아니라 형용사인 frequent가 되는 거죠?

51p-17

After Mr.Totti ___ the new design for the resort's brochure, he requested several changes

(a) saw (b) sees

(c) seen (d) seeing

sees는 될 수 없나요?