A:-2
B:-1
C:0
D:2
我国首都北京依山傍海,位于下列哪个平原的西北端( )
①3.26×5.3+0.74×5.3
② 15 ×2.7+6.3÷5+ 15
③ 13 +(1.6+ 45 )×10
④1.25×2.8× 1914 .
The ship was ____ (lock) in the ice during the whole winter.