$\text{8.}$ hasn't rained
$\text{→}$ for + tg chia HTHT
$\text{9.}$ Did - see - ran away
$\text{→}$ this morning chia QKD
$\text{10.}$ met - haven't seen
$\text{→}$ ago chia QKD
$\text{→}$ since chia HTHT
$\text{11.}$ saw - didn't buy
$\text{→}$ yesterday chia QKD
$\text{12.}$ felt - hasn't ridden
$\text{→}$ for ages chia HTHT
$\text{13.}$ died - has never visited
$\text{→}$ in 1970 chia QKD
$\text{→}$ since chia HTHT
$\text{14.}$ went - have come
$\text{→}$ ago chia QKD
$\text{→}$ since chia HTHT
$\text{15.}$ Did - speak - had
$\text{→}$ last night chia QKD
$\text{16.}$ Have - been - went
$\text{→}$ ever chia HTHT
$\text{→}$ ago chia QKD
$\text{17.}$ Have - seen - seen
$\text{→}$ recently, for chia HTHT
$\text{* QKD:}$
$\text{→}$ S + Ved/ V2.
$\text{→}$ S + didn't + V<infi>
$\text{→}$ Did + S + V<infi>?
$\text{* HTHT:}$
$\text{→}$ S + have/ has (not) + PP.
$\text{→}$ Have/ Has + S + PP?