拉:
A.用力使朝自己所在的方向或跟着自己移动; | B.用车载运; | C.拖长; | D.闲谈;E.牵累,拉扯;F.拉拢,联络;G.帮助。 |
(2)妈妈正和保姆拉家常。( )
(3)现在,他有困难,我们应该拉他一把。( )
(4)小东正和看门的大爷拉交情。( )
(5)船快开了,妈妈只好狠下心来,拉着我登上大客轮。( )
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2