單元自測試卷八年級英語下學期人教版
注：當前書本只展示部分頁碼答案，查看完整答案請下載作業(yè)精靈APP。練習冊單元自測試卷八年級英語下學期人教版答案主要是用來給同學們做完題方便對答案用的，請勿直接抄襲。
（
B
）1. The picture above is about _______.
A. plants
B. animals
C. sports
D. languages
答案：B
解析：圖片標題為“Spot a Polar Bear”（發(fā)現(xiàn)北極熊），主要介紹的是北極熊，北極熊屬于動物，所以選B。
（
D
）2. What do polar bears mainly eat?
A. Plankton.
B. Krill.
C. The Arctic Cod.
D. The leopard seal.
答案：D
解析：根據(jù)食物鏈圖“Krill → Leopard Seal → Polar Bear”以及“Polar bears are at the top of their food chain in the Arctic.”可知北極熊主要吃Leopard Seal（豹海豹），選D。
（
C
）3. What can we learn from the picture?
A. Polar bears have white fur all over the body.
B. Polar bears have a big head and a short tail.
C. Polar bears can keep themselves warm.
D. Polar bears can live for at least fifty years.
答案：C
解析：A項與文中“Polar bears don't have white fur in fact! Their fur is see-through...”不符；B項“small head”說明不是大頭；D項“l(fā)ive for 15-30 years”不是至少50年；C項“Polar bears have thick fat to keep themselves warm.”正確，選C。
