The little girl was _________ ask her brother for help.

The soldiers were trained to be able to _____ any difficult conditions.

It is reported that our children are being ________ by lead in the air.[ ]

I ______ Beijing for Shanghai in a few daysDo you know when the earliest plane ________?[ ]

you heard any news about Sarah—Yes, she was promoted to president of her company, ________ surprised everyone.