One of the most important questions they had to consider was _________ of public health.
. Though he has been in England for years, he can ______ speak English.
—Why are you moving?—Because our new house has ______ space than the old one.
The little girl was unhappy_________her picture-book broken.
.—Are my clothes too casual? —No. You can go_________you are.
Please turn down the music, _________our neighbors next door will be disturbed.