A. to B. for C. with D. of
A. prevented B. blocked C. trapped D. dragged
A. run its course B. run its cause C. run their courses D. run their causes
A. overflowing B. emerging C. flowing D. merging
A. again B. over C. on D. anew
A. would have not been B. would not be C. would have been D. would be
A. Had B. Should C. If D. Have
A. identically B. greatly C. subtly D. indispensably
A. go hand in hand with B. side with C. put emphasis on D. put emphasis on
A. strong B. ahead C. in harmony D. in line