According to the passage, the recent growth in air travel has meant that__________
68. After 15 years in the United States, he has finally decided to ____ American citiizenship.
In Parliament: The Queen has the power to _______.
He wants to come in the morning because he has _____ in the afternoon.
Our city has a long history;the large building____in the front of our school____back to 1000 years ago.
Linda Smith has been very helpful to me in the past and I hope she______so in the future.
there has been a tradition in english, particularly in written english, that one should try to use _____ words to refer to the same thing.
In his ______ to further his knowledge of the universe, man has now begun to explore space.
According to the news, China's ______ has ensured that the venues of the Olympic Games will be completed in time.
In heavy marine engine the practice is to drive the engine on____ which has previously been stored in starting air reservoirs.
The airport which was built in 1960s has been too ______ with aircraft for years to expand its business.
She gets tired of the noisy life in the city, so she has decided to move _____the country.
In recent years special attention has been paid __________ developing the students' productive skills. A．over B. to C. on D. in
The rock has to be ___ in order to build a road.
Whatever one has planned to do is ________ to be altered （改变) in the process.
In addition to breathing with its lungs, an adult frog has the ability to breathe through its ______.
Ms. Breen has been living in town for only one year, yet she seems to be________with everyone who comes to the store.
The allusions to mythological characters in Miltons poems ______ the reader who has not studied Latin.
As a nation conceived in liberty, America has held out to the world the promise of respect for ______.
The ______ in e-mail messages has affected almost every computer around the world and has caused the damage of up to US$1 billion in North America.
Attempts to ______this old system have been made in every presidentialelection in the past one hundred years, but the system has survived all assaults.
China has grown to become the ______ _____economy in the world by GDP which stood at 90
A strong police force has been placed between the two _______ groups in the village to
8. In recent years, to satisfy the needs of social and economic development, the Chinese government has sped up the training of qualified __________ urgently needed in various fields.
