单选题 English belongs, in a rather complicated way, to the Indo-European family 21 includes most of the European languages and a few Asiatic ones. We don"t know 22 the orginal speakers of the parent Indo-European language lived. Guessed about their homeland 23 all the way from northwestern Europe 24 central Asia. According to all the early 25 ,they were a tall, blond, and warlike people, with a good 26 of energy and intelligence. In their native land they had developed 27 writing nor cities, so there is not much 28 about how they lived when they were at home. But when they 29 home and went out in 30 of new lands, the Indo-European seem to have been generally successful in 31 the countries they came to.
When a wave of them 32 a territory already crowded, they 33 the original population. 34 they lost their distinctive appearance by intermarrying with the earlier inhabitants, and sometimes they also 35 most of the features of their language. When a 36 went to a more thinly-settled territory, they naturally 37 their physical characteristics comparatively unchanged for a much longer time; and they were likely to preserve the 38 features of their language also, though the two things did not always go together.
The Slavic and Celltic languages, 39 Indian, Persian ,and some others, are of Indo-European origin, but the three branchs with 40 English is most concerned are the Greek, Latin, and Germanic, particularly the last.