Steve uncorked bottles of champagne to toast the ____________ .
A. achieve
B. achieving
C. achieved
D. achievement
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The troop was armed with the most _________ weapons.
A. advancement
B. advancing
C. advanced
D. advance
If I might _________ a guess , I'd say she was about thirty.
A. hazard
B. hazards
C. hazarding
D. hazard
The news plunged them into deep __________ .
A. depress
B. depressing
C. depressed
D. depression
分组统计查询语句中,分组子句的关键字是________。
A. group by
B. order by
C. having
D. ABC都不是