while we ____the book,teacher ___into the classroom

While we ___ for the bus, a girl __up to us. A waited; ran B were waiting; was running
C were waiting; ran D waited; was running
应该选哪个?为什么?感谢回复!

while we__(wait) for the bus ,a girl ___(run) up to us 应填什么为什么?

用动词的适当形式填空,
While we ----(wait)for the bus ,a girl---(run)up to us.
I ---(telephone)a friend when bob---(come) in.
Jim---(jump) on the bus as it ---(move)away.
We ---(test)the new machine when the electricity---(go) off.
She --(not want)to stay in bed while the others---(all,work)in the fields.
While mother---(put) Cathy to bed,the door bell---(ring)
As I ---(walk)in the park ,it---(being) to rain.
Even when she ---(be)a child she --- ---(already,think) of becoming a ballerina.
It was quite late at night.George---(read) and Amy---(ply) her needle when they---(hear) a knock at the door.
There---(be) a group round the fire when they---(reach) it.An old woman---(sit) on the ground near the kettle;two small children ---(lie)near'a donkey---(bend) his head over a tall girl.
I --(have) my breakfast at half past six yesterday morning.
Mary---(go) over her lessons from six to seven last night,John and peter---(do) the same thing.
Waht--you---(do) at that time?We ---(watch)TV.
Was your father at home yesterday evening Yes,he was.He--(listen) to the radio.
They ---(not make)a model ship when I saw him.
---(they)--(have) a meeting at 4 yesterday afternoon?No,they-----.They---(clean) the classroom.
-----it-----(rain)when youu left school?Yes,it------(No,it---)
What-----your father---(do) when he was your age.

While we (wait) for our teacher ,a little boy (run) up to us.
填are waiting;runs 或were waiting;ran

While we _________, we saw a UFO land on a street. A．were shopping B．shopped C．are shopping D．shop

While we ________ tennis yesterday, it ________ to rain.

[ ]

A. played, was starting B. played, started C. were playing, was starting D. were playing, started

While we________in Australia last summer,I________Lucy who once taught English in our school．
A.were travelling,were visiting
B.were travelling,visited
C.travelled,were visiting
D.travel,visit

While we_____(wait)for the bus,a girl _____(run) up to us
后面那个填ran还是is running?为什么?

朝……看
为……工作
我们正在吃饭时灯熄灭了 While we（ ）,the light went out
我正在街上走时突然有人叫我 I( )in the streer when someone( ）me
我正在散步,突然遇见了他 I（ ）when I( )him
空里字数不限

While we ___________(have) lunch last night,it ___________(start) to rain.