______of the earth is covered with water.A. three fourthB.threes fourthsC.three fourths
I’m going to be late for work. There’re ___ buses on this route(线路).
Listen! The phone ___. Please go to answer it.
The box was too heavy for me to carry, ___I pulled it into my room.
The computer is broken. ___ it___ today?
Alice explains things very well, what she says can be understood very ___.