（1）Mike is sharing ______ about how he learned to say his first word.
（2）Mike started to say his first word when he was about ______ old.
（3）Every time a truck ______，Mike would shout a word that sounded like a "track".
（4）As they were waiting for ______，Mike looked out of a huge window.
（5）Mike's poor mother ______ the rest room and hid there until he finally stopped.