The students were singing happily_________ I passed the school hall．（ ）
| A． |
when |
B． |
unless |
C． |
though |
I like music can touch the hearts of people．（ ）
A．whoB．thatC．what
you ever the history museum，Paul？
No．I haven't．（ ）
A．Do；visitB．Did；visit
C．Have；visited
Please come back earlier，honey!
I'm not a child! I should what to do! （ ）
A．be toldB．not be told
C．tell
No mountain in the world is as as Qomolangma．（ ）
A．highB．higherC．highest
Hurry up， you can't catch the early bus．（ ）
A．soB．andC．or