【推荐2】It sounds _________ someone is knocking at the door.

A．as if

B．even if

C．even though

D．whether

【推荐1】After experiments on COVID-19, medical experts conclude that the infected person still has the possibility of survival, ________he or she tests positive twice.

A．as though

B．even if

C．in case

D．so that

【推荐2】Speak to him slowly ________ he may understand you better.

A．since

B．so that

C．so as to

D．for

【推荐3】Tom raised his hands      to say something, but he remained silent in the end.

A．even if

B．as if

C．so that

D．now that

【推荐1】You can eat food free in my restaurant ________ you like.

A．whenever

B．wherever

C．whatever

D．however

【推荐2】_______ many Brits like nothing better than spending their Sunday cutting the grass, some are happy just to sit under the branches of the tree and enjoy the beauty of the world around them.

A．When

B．Like

C．As

D．While

【推荐3】_____ wrong he is, his wife will always support him.

A．However	B．Whenever
C．Whatever	D．Whichever

【推荐1】__________ he has been so rude to us, I feel like we have to punish him or he won’t respect us.

A．Although	B．Unless
C．If	D．Now that

【推荐2】_______________ you are grown-up, you should help your parents with the housework.

A．In case	B．Even though
C．As if	D．Now that

【推荐3】We have an adviser on hand in this activity ______ you have any worries or problems.

A．when

B．in case

C．though

D．now that