He asked his father why he was not able to hatch chickens ______hens could.
____ the small cottage in the countryside, they have a large apartment in the city too.
--She looks very happy. She ________have passed the exam.--I think so. It’s not difficult after all.
--Have you passed ______ P.E. test?--I have tried third times, and the teacher will allow me to have _____ forth try.
-- The scarf is nice, but the price is a little bit high.--_______, but if you want high quality scarfs, you have to pay more.
________to caring for an Ebola(埃博拉) patient, the nurse who found herself also infected, feeling hopeless.