15.Stage 阶段，时期 phase, at the early stage of development
19.suspect sus—sub n. 嫌疑犯；v. 疑心，怀疑
例句12.We ____ the dog is lost; it always returns home on time.
v. 把 搬上舞台 筹划，举行，发动
A. consent B. wonder C. doubt D. suspect
例句7.Our school stages a play every year.
例句8.Who staged a coup against the Shah in 1963.
inspect, prospect, respect
16.Stagger v. 蹒跚，摇晃,
suspicion n. 怀疑，疑心
例句9.The blow staggered him for a moment.
suspicious a. 可疑的，猜疑的
例句13.As he was only person who has the key, Simon felt himself under suspicion.
例句10.Our management has decided to stagger our working hours .
A. skeptical B. suspicious of C. doubtful D. uncertain
²Stutter, stammer 口吃
20.suspend v. 吊，悬； 推迟，悬而未决； 暂令，停
sus –sub, pend (悬挂) suspension n. 悬挂，暂停
17.Stagnant a. 停滞的，迟钝的
例句14.The court has suspended judgment till next Monday.
例句11.The balance sheet clearly shows that the company has a stagnant economy.资产负债表清楚地表明公司的经营情况不景气。
例句15.The doctor has been suspended from duty.
例句12.Japan's economy has been stagnant for more than a decade.
Depend 依靠，依附 hang on ， pend—hang Independent,