What was first held at the roller skating field in Plymouth, England, in 1875? A: roller skating stage play B: roller skating competition C: roller skating parade D: roller skating dance
What was first held at the roller skating field in Plymouth, England, in 1875? A: roller skating stage play B: roller skating competition C: roller skating parade D: roller skating dance
You’d better ___________ a pair of roller skates.
You’d better ___________ a pair of roller skates.
Which one is not transportation tool? A: train B: roller skate C: subway D: bicycle
Which one is not transportation tool? A: train B: roller skate C: subway D: bicycle
When was the international roller skating federation founded? A: 1945 B: 1928 C: 1930 D: 1924
When was the international roller skating federation founded? A: 1945 B: 1928 C: 1930 D: 1924
I can't wait to enjoy all the shows and ride the Roller Coasters. 句中划线短语的意思是（ ）
I can't wait to enjoy all the shows and ride the Roller Coasters. 句中划线短语的意思是（ ）
A snatch block is a（）. A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short，sharp pull
A snatch block is a（）. A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short，sharp pull
The mechanical exhaust valve operation system is replaced by______<br/>in an electronic<br/>controlled ME engine. A: a system with a Hydraulic Power Supply (HPS) unit B: a system with roller guides for exhaust valves C: a system with an electronically controlled Alpha Lubricator D: a system directly powered by electric motor
The mechanical exhaust valve operation system is replaced by______<br/>in an electronic<br/>controlled ME engine. A: a system with a Hydraulic Power Supply (HPS) unit B: a system with roller guides for exhaust valves C: a system with an electronically controlled Alpha Lubricator D: a system directly powered by electric motor