—He was nearly drowned once.

—         was in 1998 when he was in middle school.

A．that, It           B．this, This         C．this, It            D．that, This

—He was nearly drowned once.
—When was _____?
—_____ was 1998 when he was in middle school.

He was nearly drowned once．

When was________？

was in 1998 when he was in middle school．

[　　]

--He was nearly drowned once.

--When was ________?

--________ was in 1998 when he was in middle school.

[　　]