Your attention, please! ________ today is Professor Yu Dan from Beijing Normal University.
| A．Have joined us | B．To join us | C．Joining us | D．Join us |
Why don’t you put the meat in the fridge? It will ________ fresh for several days.
| A．be stayed | B．stay | C．be staying | D．have stayed |
All morning as she waited for the medical report from the doctor, her nervousness ________.
| A．has grown | B．is growing | C．grew | D．had grown |
—You haven’t said a word about my new coat, Brenda. Do you like it?
—I’m sorry I ________ anything about it sooner. I certainly think it’s pretty on you.
| A．wasn’t saying | B．don’t say | C．won’t say | D．didn’t say |
The first use of atomic weapons was in 1945, and their power ________ increased enormously ever since.
| A．is | B．was | C．has been | D．had been |
She ________ her hairstyle in her hometown before she came to Chongqing for a better job.
| A．would change | B．has changed | C．changed | D．was changing |