Travelers that they should bring their ID cards with them.
| A．have reminded | B．are reminded |
| C．were reminding | D．had been reminded |
---It is known to all that this factory pours lots of waste water into the Changjiang River every year.
---- _________ near my hometown.
| A．So does it | B．So it is | C．So the one does | D．So does the one |
He didn’t attend the meeting last night, _________ he doesn’t know our plan for the picnic.
| A．that’s why | B．that’s because | C．which is why | D．which is because |
In 1778, Banks was elected ________president of the Royal Society, ________position he held for 42 years.
| A．/, a | B．/ , the | C．the, a | D．the, the |
He _______ English for four years before he went abroad.
| A．has studied | B．was studying |
| C．has been studying | D．had been studying |
Carelessness always contributes _______ car accidents. Therefore, drivers are advised to concentrate their attention _______ driving.
| A．for; to | B．to; on | C．with; on | D．in; to |