I just don’t understand _______ that prevents so many Americans from being as happy as one might expect.
| A．why it does | B．what it does |
| C．what it is | D．why it is |
相关试题
从A、B、C、D四个选项中，找出其划线部分与所给单词的划线部分读音相同的选项，并在答题卡上将该项涂黑。wire
| A．tired | B．beer | C．bear | D．merely |
reflect
B. face B. cigarette C. source D. balconysurface
C. situation B. nation C. necklace D.gladhungry
D. shine B.uncle C. explain D.considerautumn
E. huge B. popular C. difficulty D. bury
The organization’s _____ are to provide food for homeless people and help them find somewhere to live.
| A．aims | B．rules | C．suggestions | D．profits |
You should be more careful, _______ you might meet with some accident.
| A．meanwhile | B．otherwise | C．although | D．however |
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