I prefer________ at home to ______outside.A staying, play B to stay, play C staying, playing D to stay, playing
The student _________ forward to going abroad for further study.
Some of this heat near the earth's surface _________ make electricity.
The oceans and seas ___the islands are deep blue and many cities lie ___ a bay.
We can see lots of small islands _________ the shore.
You could see the runners very well from ______ we stood.