Problem 2+3+4: Verb that require an
Infinitive                         V-ing
in the complement
S + V +
Infinitive                          V-ing
 + modifier

Problem 5:

S + modal + verb word

They might visit us

The flight should be on time

I 'd like to make a phone

 

agree to do st

appear to do st

arrange to do st

ask to do st

claim to do st

consent to do st

decide to do st

demand to do st

deserve to do st

expect to do st

fail to do st

forget to do st

hesitate to do st

hope to do st

intend to do st

learn to do st

manage to do st

mean to do st

need to do st

offer to do st

plan to do st

prepare to do st

pretend to do st

promise to do st

refuse to do st

seem to do st

tend to do st

threaten to do st

wait to do st

want to do st

admit doing st

appreciate doing st

avoid doing st

complete doing st

consider doing st

delay doing st

deny doing st

discuss doing st

enjoy doing st

finish doing st

keep doing st

mention doing st

miss doing st

postpone doing st

practice doing st

quit doing st

recall doing st

recommend doing st

regret doing st

risk doing st

stop doing st

suggest doing st

tolerate doing st

understand doing st

approve of doing st

be better off doing st

can't help doing st

count on doing st

do not mind doing st

forget about doing st

get through doing st

insist on doing st

keep on doing st

look forward to doing st

object to doing st

think about doing st

think of doing st