In London，dogs and their owners can enjoy _______ hour﹣long free bus tour．

Wow!I hope we can also have such a service in Dongying．（　　）

A．aB．anC．/D．the

Frenchmen are outgoing．It is _______ to make friends with them．（　　）

A．easyB．proudC．politeD．important

I'm worried about our talent show tomorrow．

Be confident（自信的）！If you don't believe in yourself，_______ will．（　　）

A．nobodyB．anybodyC．everybodyD．somebody

Waiter，there's a fly（苍蝇）swimming in my soup．

So what do you _______ me to do，call a lifeguard （救生员）？（　　）

A．warnB．expectC．inviteD．encourage

What do you think of the environment in your hometown？

It's _______．Both the air and the water are badly polluted．（　　）

A．not bad

B．as good as before

C．not so good as before

D．much better than before