【单选题】
The organization has developed several techniques useful to other groups ____ the similar work.
①
to do
②
do
③
does
④
doing
【单选题】
The professor has been [填空]at the university for over thirty years.
①
teach
②
taught
③
teaching
④
will teach
【单选题】
The teacher told me that the students I wanted to see were seen___ football on the playground just now.
①
playing
②
to be playing
③
play
④
to play
【单选题】
My teacher had been with me several weeks before I understood that everything has a name.
①
A．在我知道每样东西都有一个名字以前，老师已经教我好几个星期了。
②
B．老师和我相处了好几个星期，我都不知道每样东西还有一个名字。
③
C．在我知道每样东西都有一个名字以前，老师和我已经相处好几个星期了。
④
D．老师教了我好几个星期，我才知道每样东西都有一个名字。
【单选题】
____ native to North America, corn has now spread all over the world.
①
In spite of
②
That it is
③
It was
④
Although
【单选题】
_____native to North America, corn has now spread all over the world.
①
In spite of
②
That it is
③
It was
④
Although
【单选题】
38. In recent years much more emphasis has been put______ developing the students productive skills.
①
onto
②
in
③
over
④
on
【单选题】
Clothing made of plastic fibres has certain advantages
over ____ made of natural fibres like cotton, wool,
or silk.
①
one
②
the one
③
that
④
what
【单选题】
What role does a teacher play in the following activity? The teacher has a word in his mind and asks students to guess by asking only Yes/No questions until they make the correct guess.
①
Controller
②
Assessor
③
participant
④
Resource-provider.