All the task __________ ahead of time, so they decided to go on holiday for a week.
| A．having finished | B．had finished | C．having been finished | D．had been finished |
When _________ an egg for the first time, the hen lay in the doghouse.
| A．lay | B．lying | C．laying | D．laid |
It is obvious __________ he has no chance to go to college.
A. that B. whether C what D. Which
From a _____ look in his eyes, I bet he didn't get the hang of the meaning of the poem.
| A．frightened | B．satisfied | C．puzzled | D．excited |
__________ you trust him, you may as well follow his advice.
| A．So that | B．Now that | C．Even if | D．Except that |
I don't want to cooperate with _________ is different from me in character.
| A．those who | B．anyone | C．whoever | D．no matter who |