There was a big noise in the garde .The man went out to see( )我认为选B.A.what ia happening B.what was happening C.what was happened D.what happens

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Therewasabignoiseinthegarde.Themanwentouttosee()我认为选B.A.whatiahappeningB.whatwashappeningC.whatwasha

There was a big noise in the garde .The man went out to see( )我认为选B.A.what ia happening B.what was happening C.what was happened D.what happens
There was a big noise in the garde .The man went out to see( )
我认为选B.A.what ia happening B.what was happening C.what was happened D.what happens

There was a big noise in the garde .The man went out to see( )我认为选B.A.what ia happening B.what was happening C.what was happened D.what happens
A,D肯定不对,因为主体时态是过去时,
B,C都符合在时态上都符合,但是答案应该是B,如果还有个答案应该是过去完成时.
答案B

B 吧

B.what was happening
过去进行时。