Justin lost his cellphone while _____ the bus this afternoon.

• he’s riding on

• he was riding in

• riding on

• he’s taking

_____ she went to bed, she drank a glass of milk.

• After

• Although

• If

• Before

Susan has taken care of the cat _____ she found her at her door half a year ago.

• when

• while

• until

• since

When Dad _____ home, Mom _____ in the study.

• was getting; read

• got; was reading

• got; is reading

• gets; would read

Alice _____ the Net when her little baby fell off the bed.

• surfed

• has surfed

• is going to surf

• was surfing

While Jane _____ a bath in the bathroom, her younger brother _____ off the light.

• took; was turning

• was taking; turned

• took; turned

• was taking; was turning

Jimmy adopted（領養）the dog _____ it did not look like his lost dog.

• though

• if

• , so

• because

_____ Robert left his wallet at home, _____ he didn’t eat lunch today.

• Because; ×

• Though; ×

• Because; so

• Though; but

_____ Annie knows fast food is not good for her health, she still eats it.〔102.基測〕

• Although

• Because

• If

• When

_____ nobody _____ going to the game with me, I will go on my own.

• If; feels like

• While; wants

• When; keeps

• Because; hates