Помогите пожалуйста.
Fill in the gap with the correct form of the verb.
1)Tom has ______ to Chicago. (a)goes b)went c)going d)gone)
2)John and Helen ______ at the school. (a)am b)is c)are d)be)
3)We ______ when John arrived. (a)have slept b)were sleeping c)are sleeping d)will sleep)
4)She let me ______ her computer. (a)use b)using c)to use d)will use)
5)He can ______ English. (a)speaks b)speak c)spoken d)to speak)
6)I haven't ______ to her yet. (a)speak b)spoke c)spoken d)speaking)
7)I ______ them soon. (a)will visit b)have visited c)visited d)are visiting)
8)I ______ 20 years old. (a)are b)have c)am d)has)