A) is employed
B) is employing
C) was employing
D) employed
E) employing

A) was stealed
B) stolen
C) was stolen
D) stole
E) was stealing

A) been studying
B) being studying
C) studyed
D) being studied
E) been studied

A) happens
B) happened
C) was happened
D) were happened
E) is happened

A) had stung
B) stung
C) had being stung
D) was stinged
E) had been stung

A) can prevent
B) prevent
C) are preventing
D) can be preventing
E) can be prevented

A) were agreed
B) am agreed
C) agreeing
D) am agree
E) agree

A) are manufacturing
B) manufactured
C) are manufactured
D) have manufactured
E) manufacturing

A) has accomplished
B) accomplished
C) accomplishes
D) will be accomplished
E) accomplished

A) penicillin was discovered
B) did penicillin discover
C) was penicillin discovered
D) penicillin discovery
E) were penicillin discoverd

A) equip by
B) be equipped with
C) equip with
D) be equipped by
E) be equipped of

A) is being taken
B) is taking
C) has taken
D) has been taking
E) could be taken

A) is easily absorbed
B) absorbs easily
C) absorbed easily
D) easily absorbed
E) is easily absorbing

A) have finished
B) be finish
C) finishes
D) finish
E) be finished

A) were hired
B) hired
C) got hiring
D) got hired
E) was hiring

A) is dedicated by
B) is dedicated about
C) is dedicating to
D) is dedicating for
E) is dedicated to

A) was buying
B) had been buried
C) was buried
D) buried
E) had buried

A) establishes
B) establishing
C) established
D) establed
E) establish

A) developing
B) have been developed
C) develops
D) are developed
E) developed

A) marry to
B) marry on
C) married with
D) married to
E) marry with

A) were praising
B) was praising
C) were praised
D) praised
E) praised