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英语

ascertain 的动词变位表

Simple tenses

Present
Iascertain
youascertain
he/she/itascertains
weascertain
youascertain
theyascertain
Past
Iascertained
youascertained
he/she/itascertained
weascertained
youascertained
theyascertained
Present Perfect
Ihaveascertained
youhaveascertained
he/she/ithasascertained
wehaveascertained
youhaveascertained
theyhaveascertained
Past Perfect
Ihadascertained
youhadascertained
he/she/ithadascertained
wehadascertained
youhadascertained
theyhadascertained
Will-Future
Iwillascertain
youwillascertain
he/she/itwillascertain
wewillascertain
youwillascertain
theywillascertain
Going to-Future
Iamgoing toascertain
youaregoing toascertain
he/she/itisgoing toascertain
wearegoing toascertain
youaregoing toascertain
theyaregoing toascertain
Future Perfect
Iwill haveascertained
youwill haveascertained
he/she/itwill haveascertained
wewill haveascertained
youwill haveascertained
theywill haveascertained

Continuous tenses

Present
Iamascertaining
youareascertaining
he/she/itisascertaining
weareascertaining
youareascertaining
theyareascertaining
Past
Iwasascertaining
youwereascertaining
he/she/itwasascertaining
wewereascertaining
youwereascertaining
theywereascertaining
Present Perfect
Ihave beenascertaining
youhave beenascertaining
he/she/ithas beenascertaining
wehave beenascertaining
youhave beenascertaining
theyhave beenascertaining
Past Perfect
Ihad beenascertaining
youhad beenascertaining
he/she/ithad beenascertaining
wehad beenascertaining
youhad beenascertaining
theyhad beenascertaining
Will-Future
Iwill beascertaining
youwill beascertaining
he/she/itwill beascertaining
wewill beascertaining
youwill beascertaining
theywill beascertaining
Going to-Future
Iamgoing to beascertaining
youaregoing to beascertaining
he/she/itisgoing to beascertaining
wearegoing to beascertaining
youaregoing to beascertaining
theyaregoing to beascertaining
Future Perfect
Iwill have beenascertaining
youwill have beenascertaining
he/she/itwill have beenascertaining
wewill have beenascertaining
youwill have beenascertaining
theywill have beenascertaining

Conditional

Conditional
Iwouldascertain
youwouldascertain
he/she/itwouldascertain
wewouldascertain
youwouldascertain
theywouldascertain
Conditional Past
Iwould haveascertained
youwould haveascertained
he/she/itwould haveascertained
wewould haveascertained
youwould haveascertained
theywould haveascertained

Imperative

ascertain

Impersonal

ing-Form
ascertaining
Past Participle
ascertained