The secretary has _____to the related guests all the invitations to our company’s celebration.
—What's the party like?—Wonderful.It's years________I enjoyed myself so much.
________a certain doubt among the people as to the practical value of the project.
We ________ contact with each other for years. And last week we ________ contact again.
The hotel wanted to charge $150 for the room service, but we couldn't ____________ to live in such an expensive hotel.
As is reported, it is 100 years________ Qinghua University was founded.