. My meaning didn’t ________, so I explained it a second time.
| A．get across | B．get around | C．get over | D．get through |
—Send me an email when you are free, will you?
—________.
| A．I must | B．I will | C．I can | D．I should |
Many students are ________ chatting online, which wastes them plenty of time.
| A．crazy about | B．connected with | C．worried about | D．anxious about |
The crowd ________ eastward, believing that they can find gold there.
| A．are headed | B．is headed | C．heads | D．are heading |
Jack became seriously ill after ________ in polluted air for many years.
| A．breathed | B．breath | C．breathing | D．to breathe |
The new secretary is supposed to report to the manager as soon as she ________.
| A．will arrive | B．arrives | C．is arriving | D．is going to arrive |