10. Sunset at Mount Huangshan is a beautiful scene, _________ I’ll never forget.
A.it | B.one | C.what | D.That |
.______two articles to write today,I have to stay at the classroom to make it.
A.With | B.For | C.Because of | D.As for |
----_____is it that is troubling Mary ?
----Working out the maths problem..
A.What | B.How | C.Why | D.Which |
I wonder how long it will take you_____ such a hard task within so little time.
A.complete | B.to complete | C.completing | D.completed |
Tom was absent from school this morning, because sometimes he was a little weak and could ______ill .
A.take | B.set | C.catch | D.fall |
. Will you pass me the dictionary _____ the cover is dark blue?
A.its | B.which | C.whose | D.of which |