It says (it'll be fine.)

　It is getting warmer (day by day.)

　It's so cold.

　It is going to rain (before long.)

　It rained (day after day.)

　I took a taxi (to the station because it was raining.)

　I'm allergic to pollen.

　Obviously
　　　I'm overweight.

　 I have to go on a diet.

　I'm not an actress (but a model.)

　To be brief,
　　　I'm optimistic.

　To tell the truth,
　　　I was once caught (for drunk driving.)