.
--- What do you think made Mary so upset?
--- __ her new bicycle.
| A．Losing | B．Lost | C．Because of losing | D．As she lost |
Land animals are believed ______ from sea animals.
| A．to have developed | B．to have been developed |
| C．having developed | D．having been developed |
The salesman said that ____ thief was a young man with ____ brown hair.
| A．the; a | B．the; / | C．a; / | D．a; a |
The work was ________ for the little boy. So we’d better lend him a hand.
| A．too very | B．much too | C．too much | D．far |
Last night Li Ping watched the football match at home when he ________ his homework.
| A．need have done | B．must haven done |
| C．should have done | D．could have worked |
The policeman asked ________ with the old women.
| A．what the matter was | B．what was the matter | C．what matter was | D．what was the wrong |