Onewheel Pint Mini Electric Board Have fun getting around with the Onewheel Pint Mini Electric

42. What is special about the Calamus One Ultra-Drive E-Bike?
A. It has a USB charging port.
B. It features a foldable design.
C. It can warn riders of possible dangers.
D. It is the most expensive of the four products.
43. What do the four products have in common?
A. They all provide navigation.
B. They can all run up to 20 mph.
C. They all have a full-colour display.
D. They can all be booked in advance.

答案41-43 CCD