• 2022-06-05
    Germans invaded Russia very suddenly and violently, which surprised Soviet air force, making it useless.
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      On December 7th, 1941, the base of the American Pacific Fleet, Pearl Harbour, was suddenly attacked by the _____ air force and navy. A: Spanish B: French C: Japanese D: Germany

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      During Russia's time of trouble, Sigismund led Polish army invaded Russia.

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      Hitler invaded the Soviet Union in 1941 without a/an _______ of war. A: announcement B: information C: declaration D: notice

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      _____ is a science which involves developing and making extremely small but very powerful machines.

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      The security is ______ on Air Force One.