Choose the best answer: 
Robots can act as 24/7 ____ to children with disabilities or the elderly.

Since we have to be there by 8.30, we_____ take a taxi. 

Look ________! There’s a car coming!

Choose the correct answer to complete the sentence. "My computer always crashes _____ a CD is inserted"

We worked…..how much of our salaries we would have to save each year.

A computer _____ think for itself; it must be told what to do. 

“Mary looks sad. Did you tell her about the accident?” - “Yes, but I _____ her later.”

Choose the correct answer to complete the sentence. "I believe people ______ have a better life in the future"

Her father is always paying ________ to settle her bills.

Jack _____ yet, otherwise he would have telephoned me 

I don’t see how you can ________ with such bad working conditions.

Choose the correct answer to complete the sentence. "A commission was _______ to investigate the possible locations of this new city"

I ______ like to know where you were born.

Choose the best answer to fill in the blank: 
Observers living in Beijing said it appeared that only a mall part of the one million inhabitants escaped  …… or injury.

Tom should not _____ me your secret, but he meant no harm.

The explosion has caused us a lot of problems. It has probably set us ________ by a year or more.

I read something about Taranrino’s new film on that magazine.

I’ve borrowed some money from the bank, but I have to pay it ________ by the end of the year.

Before the plane ________ off, the flight attendant told everyone to fasten their seat belts and put their chairs in an upright position.

You can only drive if you’ve got a ________ license.

Those new students hope _______in the school’s sports activities.