It sounds ______ the situation is likely to improve.

A. being concerned B. concerned

C. be concerned D. concerning

A. came B. would come C.will come D. would have come

A. had B. would have C. has D. should have

A. Scarcely B. Hardly C. No longer D. No sooner

A. were done B. had been done C. having been done D. have been done

A. because B. for C. that D. why

Aaccess　　Bavenue　　Cexposure　　Dedge

Atragedy　　Bvacuum　　Cquestion　　Dbarrier

Awere set up　　Bwas set up　　Cbe set up　　Dset up