"Let It Go", a song from Disney's 2013 Frozen, has gained international recognition, ________ numerous cover(翻唱)versions recorded in 25 different languages.
I got ______ bad toothache yesterday, which kept me awake ______ whole night.
Greenhouse phenomena would cause ______ rise in sea levels worldwide and change ______ weather on the earth.
He left ______ with my secretary that he would call again in the afternoon. He said he would keep ______.
Shelly prepared carefully for her English examination so that she could be sure of passing it at her first ______.
--- Did you happen to see ______ black and ______ white cat? --- Are they missing? I told you to take care of them.