Radium salts，which have been found to ______ in bones，give rise to bone cancer.
#71991
A
pile up
B
build up
C
keep up
D
pull up
推荐题目
When speaking in public, it is important to _____ your message _____ and keep the attention of your audience.
#76434
A
get…through
B
get…into
C
get…over
D
get…across
They weren't a particularly good team, but they refused to give in and _____ defeat.
#83990
A
accept
B
accepted
C
accepting
D
to have accepted
Jane_______ this Sunday. Let’s go and say goodbye to her.
#67080
A
would leave
B
left
C
has left
D
is leaving
He was satisfied because his work was_________.
#73575
A
high thought
B
high thought of
C
good thought
D
well thought of