| No one told us ______, so we need your help. |
A. how to do it B. what to do it C. how should we do D. what should we do |
| — When ______ this stone bridge ______? — In 1935. |
A. did; build B. was; built C. does; build D. is; built |
| We ______ here two hours ago. We ______ here for two hours. |
A. have arrived, have been B. have come, have been C. came, have come D. arrived, have been |
| By the time I got up, my mother ______ the breakfast well. |
A. has cooked B. cooked C. have cooked D. had cooked |
| —Which T-shirt will you take? — , one for my brother, the other for myself. |
A. Both B. Neither C. Either D. All |