This tree___ planted by my great-grandfather half a century ago. a) was b) was being c) had been

This sort of advertisement___ seen everywhere. a) has been b) is being c) is

Letters___ sent to all our clients every week. a) have been b) be being c) are

Clare___ taken to hospital only tomorrow. a) is b) will be c) is being

The building___built by an American architect last year. a) was being b) was c) is

This tree was planted by my great-grandfather half a century ago.

a) was b) was being c) had been

This sort of advertisement is being seen everywhere.

a) has been b) is being c) is

Letters are sent to all our clients every week.

a) have been b) be being c) are

Clare will be taken to hospital only tomorrow.

a) is b) will be c) is being

The building was built by an American architect last year.

a) was being b) was c) is