Although they hold similar political views, their religious beliefs present a striking contrast .
Giải chi tiết:
Đáp án là C. a striking contrast = significant difference: sự khác biệt có ý nghĩa
Around 150 B.C. the Greek astronomer Hipparchus developed a system to classify stars according to brightness.
Biogas can be utilized for electricity production, cooking, space heating, water heating and process heating.
Population growth rates vary among regions and even among countries within the same region.