13x-8.4x=16.1.
13x-8.4x=16.1,
(13-8.4)x=16.1,
4.6x=16.1,
4.6x÷4.6=16.1÷4.6,
x=3.5.
马尾神经损害或腓总神经麻痹者引起的足下垂表现的步态应当是()
A.跨越步态
B.摇摆步态
C.间歇性跛行
D.跛行步态
E.痉挛性截瘫
There are ________ food on sale in the trade fair.
A.a great many
B.lots of
C.a great deal of
D.large quantities of