________basic firstaid techniques will help you respond quickly to emergencies.
| A．Known | B．Having known |
| C．Knowing | D．Being known |
–Does it matter if I give it up this time?
-- It ____if you do. You won’t have ______chance.
| A．does; the other | B．does ; second |
| C．does matter; another | D．does matter; the other |
She won’t come over for a visit unless________.
| A．being invited | B．invited | C．inviting | D．was invited |
– You seem to have made another decision.
---You are right. I am considering ________. California , you know, is my first choice.
| A．to move out | B．getting out of here | C．to move my house | D．moving family |
–Do you know _______?
--- Someone wants to find his dog back.
| A．what the notice says | B．what the notice writes |
| C．what is the notice written | D．what does the notice say |
– Have they found out the _____ of the fire?
-- Yes. It was a cigarette end that _____ the fire.
| A．cause; started | B．reason; caused |
| C．causing; caused | D．reason; cause |