A.to attend | B.attending | C.to be attending | D.attend |
A.while | B.before | C.since | D.however |
A.for | B.in | C.on | D.to |
A.with ease | B.by heart | C.in peace | D.at ease |
A.modify | B.adjust | C.conduct | D.liberate |
A.achievements | B.exchanges | C.causes | D.consequences |
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