According to what he complained about, something must have gone wrong with the computer, ______?
| A．mustn’t it | B．didn’t he | C．hasn’t he | D．didn’t it |
David is animal fur, so he won’t visit anyone who has cats or dogs in the house.
| A．curious about | B．allergic to | C．satisfied with | D．food of |
She witnessed an accident ______ a minibus had a head-on crash with a taxi.
| A．what | B．which | C．where | D．that |
I to my cousin’s birthday party last night, but I was not available.
| A．went | B．had gone | C．would go | D．would have gone |
“ On no account” , the teacher said, “________ open in day and night. ”
| A．the door to the basement is to be left |
| B．the door to the basement was to be left |
| C．is the door to the basement to be left |
| D．was the door to the basement to be left |
Traditionally, college students hold a graduation ceremony to encourage themselves before they on their life journey.
| A．give up | B．settle down | C．get through | D．set off |