N D B F J L H C M I ____
I usually ____ (watch) a cartoon on Saturday.
给划线字选择正确的读音
蜗牛____(wē wō) 戳穿____(chuó chuō)
懦弱____(xū nuò) 坦克____(tǎn tǎnɡ)
履带____(lǔ lǚ) 宫殿____(dàn diàn)
我国现阶段的基本国情是 ( )