---Spacecraft “Discovery” has failed in the course of launch.
----_______? They have been preparing for the test.
A.How come | B.When | C.How | D.Why not |
My friend Mary is _____ beautiful girl and _____ girl everyone likes to work with.
A.a, a | B.a, the |
C.the, a | D.the, the |
. He is very busy. I don’t know if he _____ or not tomorrow.
A.come | B.comes |
C.will come | D.is coming |
“Have you seen _______ new bike? I put it here just now.” “Is it _______ white one? A boy has ridden it away.”
A.a; a | B.a; the |
C.the; the | D.the; a |
“What place is it?” “Haven’t you found out we _____ back where we ______?”
A.were, had been | B.have been, are |
C.are, were | D.are, had been |
“Have you seen _____ pen? I left it here this morning.” “Is it _____ black one? I found it in the corner.”
A.a, the | B.the, the |
C.a, a | D.the, a |