Much of London ______ () by fire in the 17th century.
A.was destroyed
B.destroy
C.were destroying
A.was destroyed
B.destroy
C.were destroying
Convenience foods which are already prepared for cooking are ______ in grocery stores. |
[ ] |
A. reliable B. responsible C. extraordinary D. available |
A、leave behind
B、leave around
C、be left behind
D、be left around
B.颗粒物、SO2
C.O3、SO2
D.甲醛、O3
E.NO2、碳氢化合物
B.地球与火星的公转线速度大小之比为 3∶2
C.地球与火星的公转周期之比为√8 ∶√27
D.地球与火星的向心加速度大小之比为 √27 ∶ √8
B.提升长辈地位
C.传授为人之道
D.传授饮食文化
B.“洞察”号减速下降登陆火星的过程中处于失重状态
C.火星绕太阳公转的向心加速度比地球小
D.地球和太阳的连线与火星和太阳的连线在相等时间内扫过的面积相等
B.It’s similar to the US-Japan partnership.
C.It’s similar to other partnership in the worl
D.It’s unfair.
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