( )1. It 2 years since we to learn English．
A．has been；begin B．is；began C．is；have begun D．has been；have begun
( )2. The old people must carefully．
A．be taken care B．be looked after C．take care D．1ook after
( )3. My uncle the army for 15 years．
A．joined B．has joined C．has been in D．has been joined
( )4. Let’s visit Miss Clark．She ．since last week
A．fell ill B．has fallen ill C．was ill D．has been ill
( )5. The TV program to China from New Zealand satellite(卫星) ．
A．was sent：by B．were sent；through C．was sent；with D．were sent；from
