2012年12月英语四级完形填空冲刺题（9）_第4页

　　[A] immediately

　　[B] artificially

　　[C] consistently

　　[D] automatically

　　82.

　　[A] available

　　[B] valuable

　　[C] practicable

　　[D] acceptable

　　83.

　　[A] promise

　　[B] primary

　　[C] premise

　　[D] private

　　84.

　　[A] essential

　　[B] confidential

　　[C] substantial

　　[D] potential

　　85.

　　[A] even

　　[B] when

　　[C] because

　　[D] although

　　86.

　　[A] occur

　　[B] incur

　　[C] rescue

　　[D] recur