Throughout the past two quarters, .......... of the new product lines has been running ahead of schedule.

Choose the correct answer in each sentence.

A buffet dinner is available to the guests, so they may eat  __________  looks appetizing to them without having to place an order.

I feel .................. that if you choose to replace your calculator with the same model, you will not have any problems.

Choose the correct answer in each sentence.

This discounted train ticket is ______________   only at certain times of the day.

When selecting a winner, we consider the overall quality of the films that a filmmaker........., as well as the direction, cinematography, and relevance to society.

Clients wishing to cancel........ appointment must do so within 48 hours to avoid a penalty fee.

Choose the correct answer in each sentence.

When customers have a complaint, employees have been instructed -------- the supervisor on duty.

Choose the correct answer in each sentence.

Please print your airline ticket once ------- your credit card payment has been received.

I am only interested in doing nothing. That's _______ I'm interested in. 

Choose the best answer: 
The water temperature in streams, rivers, oceans change is the effect of __________ .

            ___________    is the natural environment in which a plant or animal lives.

Choose the best answer:
After you’ve eaten those sweets, make sure you throw the ……….. in the bin.

Poplar Mills Inc. has been purchasing more arable land, hoping to increase not only production but also its ............... in the nation’s grocery stores.

Researchers have ____ to the conclusion that your personality is affected by your genes.

Although the flight was smooth, I was very ............... when I went to the baggage claim area at the airport. 

Choose the best answer:
Vietnamese students are forced to take entrance examination before being admitted to
entrance examination.
 

Tim was disappointed because he  ............. for the train for two hours.

Choose the best answer: 
The woman...... to the headmaster will make a speech about protecting the environment.

Choose the best answer among A, B, C or D that best completes each sentence: There are a few shops at the end ____  the Street but both of them sell newspapers and magazines.

Choose the correct answer in each sentence.

-------- joined Vince's Gym, Mr. Pinter could attend group classes and health counseling sessions for free.

 "How much are those melons?" - "Two dollars ______