Do you know these commonly used English idioms? 

to refuse an invitation politely, with the implication to accept in at a later date

to become too frightened to do something you planned to do

to stop what you are doing because you do not want to do any more or think you have done enough

to look for something in the wrong place or to blame the wrong person

to discuss something honestly and directly

very interested and eager to know what happens next

"Have a lot on someone's plate" idiom means

to have a large amount of important things to do

"Feel under the weather" idiom means