13．Not until I was a senior student_________the importance of English.
| A．I have realized | B．did I realize | C．have I realized | D．I realized |
The citizens had to leave their homeland, which rising sea levels.
| A．result out | B．resulting in | C．had resulted from | D．have resulted in |
I am bursting with joy and somy daughter.
| A．will | B．do | C．are | D． is |
—Did he admit for what he'd done?
—________.
| A．No wonder | B．Well done |
| C．Not really | D．Go ahead |
As is known to all, a block of ice will ________ if it is exposed to heat.
| A．increase | B．cut | C．decrease | D．lower |
Last year the number of death increased ________ 2%～5% ________ the year before last.
| A．to; comparing to | B．to; comparing with |
| C．by; to compare with | D．by; compared with |