Oil is_useful energy.为什么?A.a B.an C.不填
What ______ beautiful weather!A.a B.an C.the D.不填 为什么?
___apple is ______fruit A.不填;a B.the;a C.an ;a D.an;/ 请问选什么?
.I think it is ________ interesting book.A a B an C 不填 D the
选择: 1.Oh,what ____ nice present! A.a B.the C.an D.不填
There is underground station near my home.A a,B an,C the,D不填
This is ________great weather,isn't it?A a.B.an.C the.D 不填
There is ___orange in the bottle A.a B.an C.不填 D.the
They made him______king.A.a B.an C.the D.不填
I have () uncle.A.an.B.a C .the D.不填
they always have rice for ____lunch A a B the C an D 不填
There is ( )"u" in"uncle" A.a B.an C.the D.不填
we must help ( )old and thy young A.a B.an C.the D不填