（ B ）The singer beautiful voice came_____down from an upstairs window.
Ato float Bfloating Cto break Dbreaking
( C )An idea suddenly came to Mr.Johnson ______he would sail the sea to hunt for advantures with his men some day.
Awhat Bwhere Cthat Dwhich
同义句转换
Their food was being used up fast so the climers had to return
= Their food was___running__ ___out___ fast so the climers had to return
I know he cannot be trusted,but meanwhile ,I must admit he is a skilled worker.
=I know I cannot trust him,but ___at___ ___the___ ___same____ __time__ I must admit he is a skilled worker.B