Either humans and animals learn by experience, and what is learned influences the planning and carrying out of simple actions.

The Mediterranean, a large sea surrounded by land , is a mile depth on the average and more than 2.000 miles long.

The number of teaching assistants required meeting undergraduate course needs is rapidly increasing.

Mercury is not often visible because it is so near the sun to be seen.

By the end of the month, I’ll be working for this firm for a year.

Choose the best answer:

Do you take part                     the school football team?-No, I cannot play football so well.

American pioneers did water systems from logs with holes bored through their centers 

Cho dạng đúng của động từ trong ngoặc để hoàn thành các câu sau

. Nga (not prepare) _____________ her lessons yet

Your watch is _______ mine. Yours is 300 dollars and mine is 200 dollars only.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

It was late, __________ I decided to phone home.

According to classical musical tradition, the term “sonata” is given to those works are written for solo piano or for solo wind or stringed instrument .

Only when black bear has been spotted by the forest rangers will this portion of the park be closed down.

The need for a well-rounded education was an idea espoused by the Greeks in time of Socrates .

Janet is finally used to cook on an electric stove after having a gas one for so long.

Chọn một từ đúng trong ngoặc để hoàn thành các câu sau:

The ___________ growth rate of Vietnam reached about 8.0% in 2007.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

They are__________.

It is necessary that the director will sign all the copies, not just the top one

Some birds can travel at speeds approaching one hundred miles an hour, and a few land animals can so.

The parcel which my uncle sent me from America containing two books and some tapes.

Nara hardly never misses an opportunity to play in the tennis tournaments.

None two butterflies have exactly the same design on their wings.