#3 choose and underline the correct option. we have been search let's searches (13) for your cat for three hours already. i'm cold and hungry. 2 do go home. the cat has been waiting is waiting (14) for you there, probably- you really like my presentation? i've made it been making (15) it's almost ready. i just want to add a few mornings almady designed slidesabout space exploration. i've already designed (16) them but they need some animation effects. we were monitoring have been monitoring (17) the patient's temperature and blood pressure since midnight. he's much better now. we have contact with you.