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 |
27．To tell you the truth，the accident and the damage______resulted in frightened me so much that I almost have given up driving ever since．
| A．that | B．it | C．which | D．What |
26．—Is there anything I can do for you?
—There seems to have been a technical problem—______，that's what they told me．
| A．somewhat | B．somehow | C．someway | D．Anyway |
25．From________seemed to be a great distance，he smiled at her，and she smiled，too．
| A．it | B．that | C．what | D．Which |
24．—Mind if I sit here?
— _________．
| A．Suit yourself | B．Behave yourself | C．Never mind | D．Help yourself |
23．—Artistic people_________be very difficult sometimes．
—Well，you should know you married one．
| A．can | B．might | C．could | D．Must |