—I’d like to invite you to my birthday party this evening.—Thanks, but ____ I’ll have time I’m not sure at the moment.
Why _______ you leave with Lucas now? There are still two days left before you go to work and you can stay with us for more time.
It wasn’t _______ he took off her mask _______ I recognized he should be a famous film star.
—Mr Johnson, _______ a second chance, I will finish the task as planned.— OK, don’t let me down this time.
_______ human beings use it in a wrong way, like we did with nuclear technology, the advancement of science and technology has never led to decline of human development.
—I’m afraid the project may be several days behind schedule due to bad weather.—Don’t worry. Three more assistants will be _______ in no time at all.