Do you want to see the film Pirates of the Caribbean 4 this evening—Pirates of the Caribbean 4 I _________ it before. Let me see, I _________ it 2 years ago.

mits of a person’s intelligence, generallyspeaking, are fixed at birth, but ________he reaches these limits will dependon his environment

There were so many people shopping in the mall that we _______ soon after we entered it.

________ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately

_ is expected, according to the online survey,is _______ the price of housing will not go up any more.