All the scientific evidence ______ that increasing use of chemicals in farming______damaging our health．
| A．show; are | B．shows; are |
| C．show; is | D．shows; is |
128. Their voices __________ to a whisper and I didn’t know what they were talking about.
| A．became | B．had | C．felt | D．Fell |
127. The South African student always keeps in touch with his family by e-mail and never _____ to write to his mother.
| A．fades | B．declines | C．fails | D．Succeeds |
126. The reason for the strike was that the company _____ its workers _____ long hours and low pay.
| A．employed; with | B．exploited; with | C．exploited; by | D．employed; by |
125. All the parents at the meeting their concerns about their children's safety.
| A．explained | B．announced | C．expressed | D．Told |
124. When the audience heard the funny story, they _____ with laughter.
| A．excited | B．burst into | C．exploded | D．Explained |