The ___ of Chairman Mao is hung on the wall.
.I’m sorry you’ve been waiting so long, but it’ll still be some time ____ Brian gets back.
The house I grew up ________ has been taken down and replaced by an office building.
.I invited Mary and Jane to dinner, but of them came.
.The plant is dead . I ________ it more water.
.The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.