英汉互译。
(1) 熊____________
(2) 脸，面孔______
(3) 参观 _________
(4) have a look_________
(5) under the tree ______
(6) by plane ____________
(7) get up ______________
(8) ride a horse ________
(9) row a boat __________
英汉互译。
(1) 熊____________
(2) 脸，面孔______
(3) 参观 _________
(4) have a look_________
(5) under the tree ______
(6) by plane ____________
(7) get up ______________
(8) ride a horse ________
(9) row a boat __________
，则△ABC的周长为 ．
= ．
）=
，则cosα= ．
交圆x2+y2=2于A、B两点，则|AB|= ．
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