______ the doctors in their hospital is about one thousand, and sixty percent of them ______ women.
----I will visit the Great Wall this month. ---- ________________________.
__________of them got lost. They found the village successfully.(成功地)
I _________ my key in the car and I couldn’t get into my house.
To keep __________, we need ____________ regularly.
To me, English is easier than _________ subject to learn.