Only when our country has aircraft carriers _______ our distant islands more eff
题型：不详难度：来源：
Only when our country has aircraft carriers _______ our distant islands more effectively.| A．we can guard | B．can we guard | C．we guard | D．do we guard |
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答案
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解析
| 考查倒装句。only +状语提前主谓用部分倒装。故排除A、C,根据意思，只有当我们国家有航空母舰时，我们才能够更有效地保护我们远方的岛屿。 |
举一反三
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