he said he would ring me up, but he didn’t ___my telephone number?
| A．Has he forgotten | B．Must he forget | C．Must he have forgotten | D．Could he have forgotten |
It is usually not quite cold in this area in March, but sometimes temperature be very low.
| A．should | B．can | C．must | D．shall |
--__________ was it_________ they discovered the entrance to the underground place?
--Totally by chance.
| A．How; that | B．What ; that | C．When; when | D．Where; that |
The amount of money _____for the seriously sick child was soon collected.
| A．to need | B．needed | C．needing | D．which needed |
Their tent,__________ light as a feather, remained firm in the storm last night.
| A．as if | B．even | C．though | D．if |
--The news is spreading from mouth to mouth.
--Yes, it has become__________ talk of__________ town.
| A．a ; a | B．the ;不填 | C．the ; the | D．a ;不填 |