墙上投射着一个人的影子。

A ___shadow of a person is projected on the wall.

大楼的阴影在炎热的夏天提供了阴凉。

The ___shadow of the building provided shade on the hot summer day.

他的解释中没有一丝诚意的影子。

There wasn't a ___shadow of sincerity in his explanation.

那个记者被派去秘密跟踪那位名人。

The reporter was sent to ___shadow the celebrity secretly.

听到这个坏消息后，他整个人都笼罩在阴影中。

After hearing the bad news, a ___shadow seemed to hang over him.