_____ was not until yesterday that he realized that he was wrong. [ ]

Everyone agreed that the suggestion he________ at the meeting________. [ ]

There _______ a pen and some pencils on the desk.

It’s eight o’clock already. Jack _____be here by now. — Oh, he told me that he was going to see his dentist and wouldn’t be back until ten. [ ]

There are many tall trees _____ ourclassroom.