We'll try our best to save ___ animals A danger Bdangerous C endanger D endangeredOur physics teacher told us light ____ faster than sound last termA travels Btravel Ctravelled D travelling
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![We'll try our best to save ___ animals A danger Bdangerous C endanger D endangeredOur physics teacher told us light ____ faster than sound last termA travels Btravel Ctravelled D travelling](/uploads/image/z/7457645-29-5.jpg?t=We%27ll+try+our+best+to+save+___+animals+A+danger+Bdangerous+C+endanger+D+endangeredOur+physics+teacher+told+us+light+____+faster+than+sound+last+termA+travels+Btravel+Ctravelled+D+travelling)
We'll try our best to save ___ animals A danger Bdangerous C endanger D endangeredOur physics teacher told us light ____ faster than sound last termA travels Btravel Ctravelled D travelling
We'll try our best to save ___ animals A danger Bdangerous C endanger D endangered
Our physics teacher told us light ____ faster than sound last term
A travels Btravel Ctravelled D travelling
We'll try our best to save ___ animals A danger Bdangerous C endanger D endangeredOur physics teacher told us light ____ faster than sound last termA travels Btravel Ctravelled D travelling
D我们将要尽我们的全力来保存濒临灭绝的动物
endangered濒临灭绝的
A客观事实或一般真理不受原句时态影响
间接引语后用虚拟语气,而光速快过声速是客观事实
所以这裏用一般现在时,light是第三人称单数,所以用travels
D濒临灭绝的
A light是光,不可数,用单数 客观事实用一般现在时
D.形容词,濒临灭绝的
A.客观真理用一般现在时
D,濒临灭绝,A