If Peter had not hurt his leg, he ______ the important meeting last week.

(2013·陕西，12)My mom suggests that we ________ eat out for a change this weekend.

 Peter ______ be really difficult to deal with at times even though he’s a nice person in general.

. Research findings show we spend about two hours dreaming every night, no matter what we ____ have done during the day. 

 Look! There’s no light on—Sara _____be at home.