ing renewable energy is a simpleidea, but ______ we find it hard to put into practice

Constant practice has erased my accent to a point _____ people think I’m a native speaker

The woman ______ a white coat is Miss Gao.

rst Chinese lunar roving vehicle Yutu landed on ______ the Chinese thought was where a beautiful fairChang’e lived, the moon, on December 14, 2013.

The girl looks at the Mickey Mouse House．How she looks!