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This next graph shows how various factors compare important to 1350 jobs...
L4 Unit 3-1 listening時(shí)間花費(fèi) Look at these 2 pie graphs. They show how thes...
L4 Unit 2-2 dialogue談?wù)撌й櫩蜋C(jī) Do you have any more information about the lo...
L4 Unit 2-2 Listening概率、角度 This man is holding a piece of food in this h...
Earthquakes are caused by forces deep within the earth. When the earth s...