The family photos aren't in___________ room， it must be in___________．（ ）
A．my； hisB．his； myC．me； his
It took us half___________ hour to read Little Women．（ ）
A．aB．anC．the
My mother ________ in the kitchen when the rainstorm came．（ ）
A．was cookingB．is cooking
C．cooks
A 3﹣kilometer﹣long bridge ________ in our hometown three years ago．（ ）
A．has builtB．is builtC．was built
Diana used to _________ to work， but now she is used to ________ because the road is crowded and she wants to keep fit．（ ）
A．drive； walkB．drive； walking
C．driving； walk