off-road
A. 越野的
B. 适当的
C. 往复的
D. 密封的
aerodynamic
A. 往复的
B. 越野的
C. 冷却液的
D. 空气动力学的
Listen again and complete the extracts.[音频]
I'll _____________your suggestion and discuss it with our sales department.
A. think over
B. think of
C. think up
D. think as