'To pull a face' is an idiomatic expression. 'To pull a face'──'愁眉苦脸'是一个习惯表达法。
What are you pulling a face at now? 你又在向谁做鬼脸?
It Had No Opinion About Anything It Had No Habits,It Often Sat Cross-Legged,Took Off Running…Had a Cowlick In Its Hair…And Didn't Pull a Face When Photographed. 当孩子仍在孩提时代,对一切都毫无所知,没任何习惯,经常交叉着脚坐或者跑。。。。头发一团糟,拍照的时候也没有做鬼脸。