What ... we should do about dinner?

• do you think
• are you thinking

What ... about? You've been very quiet!

• do you think
• are you thinking

In France people ... a lot of bread with meals.

• eat
• are eating

Clearly, she ... to listen to our advice.

• doesn't want
• isn't wanting

I know, she really ... very difficult at the moment.

• is
• is being