________ the fire breaks out，he is the first to arrive at the scene.

A．Every time when? B．Moment

C．No matter whenever? D．Every time

In some places women are expected to earn money ________ men work at home and raise their children.

A．but? B．while

C．because? D．though

The engineers are so busy that they have no time for outdoor sports activities，________ they have the interest.

A．wherever? B．whenever

C．even if? D．as if

Don’t be afraid of asking your teachers for help ________it is needed.

A．as? B．since

C．unless? D．when

Find ways to praise your children often，________ you’ll find they will open their hearts to you.

A．till? B．or? C．and? D．but

If you are traveling ________ the customs are really foreign to your own，please do as the Romans do.

A．in which? B．what

C．when? D．where

________tomorrow，our ship will set sail for Macao.

A．However the weather is like

B．However is the weather like

C．Whatever is the weather like

D．Whatever the weather is like

John plays basketball well，________ his favorite sport is badminton.

A．so? B．or? C．yet? D．for

I had no idea of the exact address of Xinhua High School ________I was outside its front gate.

A．when? B．after

C．until? D．because

________you’ve experienced it，you can’t understand how I felt.

A．Once? B．Because

C．Unless? D．While