Only after my friend came .
A．did the computer repair B．he repaired the computer
C．was the computer repaired D．the computer was repaired
There is a popular view in cities, strangers are less likely to help an elderly person.
A．that B．whether C．why D．how
Flowers suddenly burst out everywhere on the same day every spring, as if they in tune with one another.
A．are B．were C．have been D．are to be
The kangaroo was lucky. It just missed .
A．catching B．to be caught C．to catch D．being caught
His bright tie made him in the crowd.
A．stand by B．stand for C．stand out D．stand up
In the near future, more advances in cloning technology by scientists.
A．are making B．are made C．will make D．will be made
