Mr. Smiths was busy writing a story, only ______ once in a while to smoke a cigarette.
#88541
A
to stop
B
to have stopped
C
being stopped
D
stopping
推荐题目
So far, several cases of a disease, as bird flu, are reported to have been found in the country.
#96545
A
knowing
B
to be known
C
having known
D
known
I went to the newly-built super-market and found there was nothing worth_____.
#96188
A
to buy
B
buying
C
to be bought
D
being bought
_______ from the top of the towel, I find the city beautiful.
#92790
A
Seeing
B
Seen
C
To see
D
Being seen
The purpose of new technologies is to make life easier, ________ it more difficult.
#95637
A
not make
B
not to make
C
not making
D
don’t make
－Have you finished _______ your composition? It is time to hand it in.－Not yet, I _______ it the whole morning, but it is so hard that I only finished half of it.
#94047
A
writing; had written
B
write; wrote
C
written; was written
D
writing; have been writing