Days in winter are shorter than ___ in summer.
| A．these | B．those | C．this | D．that |
-----“How long have you stayed in this hotel?”
----- “Not long, just ______ this Monday.”
| A．on | B．since |
| C．until | D．after |
So far, several ships have been reported missing _______ the coast of Bermuda Island.
| A．off | B．along |
| C．on | D．around |
It used to be thought _____ the Earth was flat.
| A．as | B．when |
| C．since | D．that |
He made _____ known to his friends that he didn’t want to enter politics.
| A．that | B．it |
| C．himself | D．him |
Why shouldn’t I buy a new coat — I haven’t bought _____ for five years.
| A．it | B．that |
| C．one | D．which |