In some countries, _____ are called “public schools” are not owned by the public.

_________is generally believed, it is human activities that have contributed to the global warming.

下列各句中,没有语病的一句是(　　)

e it or not. My grandpa , 95 yearsold now, ________World WarⅡ.

I have just come in to see if I can be _____ any assistance to them[ ]