It is so difficult to ________ the bottom of the ocean because some parts are very deep.
A: explain
B: exploit
C: explore
D: accept
A: explain
B: exploit
C: explore
D: accept
举一反三
- It is so difficult to _____ the bottom of the ocean because some parts are very deep. A: expect B: explore C: explain D: expose
- It is so difficult to ______ the bottom of the ocean because some parts are very deep.
- It is so difficult to the bottom of the ocean because some parts are very deep. A: explore B: know C: develop D: observe
- It is so difficult to __________ the bottom of the ocean because some parts are very deep. A: explore B: pose C: inherit D: transmit
- It is so difficult to ______the bottom of the ocean because some parts are very deep. A: deficient B: deficit C: explore D: exposure