Five years ago her brother was __________ university student of __________ physics.
| A．a, the | B．an, the |
| C．an, 不填 | D．a, 不填 |
— Do you think Li Hua has passed the English examination?
— No, If so, he ______ us yesterday.
| A．would tell | B．told | C．would have told | D．had told |
Daisy ______ all the housework, she dropped herself into the sofa, sighing with relief.
| A．finished | B．had finished | C．having finished | D．finishing |
Fortunately , the adventurers brought the GPS with themselves, they might have been lost in the desert.
| A．of which | B．without which | C．in which | D．about which |
—How many practical plans has your colleague made this month?
—. All have turned out disappointing.
| A．None | B．Nothing | C．Nobody | D．No |
— Can I borrow your tape-recorder?
—No. The last time you borrowed it, you _______ it for a month.
| A．kept | B．had kept | C．are keeping | D．have kept |