Tsunami，a Japanese word, translated as “harbor wave”， is caused by ________sudden rise or fall of part of the earth's surface under or near ________ocean.
A．a；a B．a；the
C．a；不填 D．不填； the
Tsunami，a Japanese word, translated as “harbor wave”， is caused by ________sudden rise or fall of part of the earth's surface under or near ________ocean.
A．a；a B．a；the
C．a；不填 D．不填； the
B