单项选择题
A. discover B. recover C. dissolve D. retreat
The bees（）out o ftheir hive.A.flockedB.swarmedC.packedD...
单项选择题The bees（）out o ftheir hive.
A.flocked B.swarmed C.packed D.crowded
The Chinese nation has （） significantly to the progress...
单项选择题The Chinese nation has （） significantly to the progress of human civilization.
A.related B.contributed C.owed D.attached
German, spoken by just over 100 million people, is one ...
German, spoken by just over 100 million people, is one of the world’s ten-largest languages （）population.
A.inplaceof B.bymeansof C.intermsof D.bywayof
