A 74. A) surge B) spur C) surf D) splash
词义辨析。本题实际考察的单词是形近且意思相差很远的一些单词。Surge表示汹涌澎湃，做动词有急速上升的意思 spur刺激，穿刺 surf海浪，做动词有冲浪的意思 splash溅。这种考察方法很常见但是对同学做题来说很容易。

C 75.A) ensued B) traced C) followed D) occurred

B 76.A) which B) where C) what D) when
where引导的从句作介词to的宾语

A 77.A) enough B) certain C) conclusive D) final

C 78.A) but B) as C) that D) those

B 79. A) exile B) evacuate C) dismiss D) displace

A 80.A) ride B) trail C) path D) track
ride out "安全过渡"，track out "追踪"

D 81.A) conventions B) notifications C) communications D) negotiations