1 . Did the boys stop 　　　 much noise as soon as they saw Mr. Li coming?

A．to make

B．make

C．made

D．making

2 . In his free time,he likes traveling around, 　　　his discoveries by phone.

A．recording

B．to record

C．recorded

D．records

3 . Science is my favourite subject, so I have prepared 　　　the STEAM Club.

A．join

B．joining

C．to join

D．to joining

4 . —Our school will invite Mr. Wang 　　　 us a talk on environmental protection next week. 
—That’s wonderful!

A．give

B．to give

C．giving

D．gave

5 . — Timmy looks unhappy. Do you know why?
— I was a bit rude just now. I now regret ______ those bad words.

A．say

B．said

C．saying

D．to say

6 . 　　　 the people locked inside, the firemen broke down the door.

A．Reach

B．To reach

C．Reaching

D．To reaching

7 . The chemicals that make swimming pool water safe can have side effects (副作用). They need 　　　 at least once a week.

A．check

B．checked

C．checking

D．to check

8 . The career he devoted himself to 　　　him 　　　by people all over the world.

A．made;remembered	B．making;remember
C．making;was remembered	D．made;to remember

9 . The city of Petra, ______ carvings were intricately carved into red sandstone cliffs, was once the capital of the Nabataean Kingdom.

A．where

B．when

C．that

D．what

10 . The Pyramids of Giza, ______ are the last surviving members of the Seven Wonders of the Ancient World.

A．that

B．where

C．which

D．whose