.He must be helping the old man to water the flowers, _____?
----Mr. Li told me once he had a fall and broke his leg . ----_______was that. A Since when B For how long C How long ago D How soon
This is an illness that can result in total blindness ____left untreated. A after B if C since D unless
Mum wrote to me every week ,_____she was too busy with her teaching work . A if B even C unless D when
____ is always right. A No matter what you say B Whatever you say C No matter how you say D However you say
The machine can only do _____man asks it to do . A how B after C what D when