1 . The librarian can't attend the meeting at 4 o'clock this afternoon because he ________ (occupy) himself in checking the new books. (所给词的适当形式填空)

2 . Ladies and gentlemen, I________（update）you on the current news at BBC channel 4 at 7:00 pm tomorrow. (所给词的适当形式填空)

3 . We can’t go hiking this time tomorrow, because we ________________(sit) an exam. （所给词的适当形式填空）

4 . The presenter ________ (demonstrate) his project at 15:00 next Monday. (所给词的适当形式填空)

5 . Don’t phone or text our manager between 13:00 and 15:00 tomorrow, because he _______ (attend) an important seminar then.(所给词的适当形式填空)

6 . Take some keys with you. I ________ probably ________ (have) a shower when you get back. (所给词的适当形式填空)

7 . While AI enthusiasts promise us a bright future ________ intelligent robots ________ (work) to our advantage, these undoubted benefits also bring concerns and fears. （所给词的适当形式填空）

8 . I ____________ (expect) you at 9 tomorrow morning in front of the school gate. (所给词的适当形式填空)

9 . Jane can’t attend the meeting at 3 o’clock this afternoon because she ____________ (have) a class at that time.(所给词的适当形式填空)

10 . Don’t phone me between 5 and 6. I ____________ (have) dinner at that time. (所给词的适当形式填空)