Matt crashed into a post．He hurt ________．

A．bad

B．well

C．badly

I like swimming very much．I swim ________．

A．good

B．well

C．great

You ________ wear a helmet to ride a bike．

A．are going to

B．must

C．mustn’t

The mountain bike riders always ________ the tires of the their bikes before each race．

A．checks

B．check

C．has to check

Charlie and his friend Matt ________ the mountain bike race last Sunday．

A．are going to enter

B．entered

C．enter

读单词，在下组单词中选出一个不同类的词。

A．yellow

B．blue

C．bird

D．green

读单词，在下组单词中选出一个不同类的词。

A．seven

B．first

C．one

D．two

读单词，在下组单词中选出一个不同类的词。

A．quickly

B．slowly

C．good

D．well

读单词，在下组单词中选出一个不同类的词。

A．elbow

B．knee

C．wear

D．arm

读单词，在下组单词中选出一个不同类的词。

A．brakes

B．tire

C．helmet

D．post