There is a little milk left in the jug.

The piano is ______________ than the electic guitar.

The violin is _____________________ instrument in the shop.

The violin is _____________________ than the guitar.

Jazz is ________________ as blues.

I am not sure, I ____________ go to the cinema with Wendy at the weekend.

I'm sure there ___________ be any fossil fuels left in the future.

I'm sure cars ___________ use gas in the future.

I am sure there __________ not be any gas left in the future.

I'm not sure, but we _________ build more wind farms in the future.

I'm sure electric cars _________________use batteries.

I'm not sure, but we _____________solve the problem of pollution.

I'm sure people ________need electricity in the future.