I have a lot of homework to do now __________ I can't go to the cinema with you.
____ computers, ecologists have simulated communities containing various plants and animals.
I am very tired ................................ I have been working all day.
He's very rich __________ he doesn't spend a lot of money.
_____ children get older, their questions get harder to answer.
She not only gave us a fine dinner ___________ drove us back home.
The correct expression is not only / but also.
Do you want tea __________ coffee?
Ecologists try to find out how the Earth's environments can be preserved ____ living things will continue to survive on the planet.
Cold ___________ it was, we went out.
After an adjective or adverb, as and though can be used to mean 'although'. Note that although is not possible in this structure.
Is the Empire State Building in New York __________ London?
____ laws for protection, many of the desert aquatic habitats and their associated species are still in danger.
I am not angry. ___________ anything I feel a little surprised.
If can be used before non-assertive words like any, anything, ever and not.
Is it a new house __________ an old house?
Milk must be moved rapidly from the farm to the consumer and kept cold ___ it will not spoil.
The Kaziranga National Park is a World Heritage Site ___________ hosts two-thirds of the one-horned rhinoceros in the world.
I enjoy visiting many different countries __________ I wouldn't want to live anywhere else but Lisbon.
Experts estimate that we are losing 137 plant, animal and insect species every single day ____ rainforest deforestation.
August 31st is a national holiday _________ everybody dances in the streets.
We can go by bus __________ we can walk.
___ fuel prices increased, ____ did the demand for smaller, fuel-efficient cars.