This is a very interesting book． I’ll buy it, _____．
A．how much may it cost
B．no matter how it may cost
C．however much it may cost
D．whatever may it cost
—English has a large vocabulary, hasn’t it?
-Yes． _____ more words and expressions and you will find it easier to read and communicate．
A．Known B．Knowing C．To know D．Know
“To meet people’s desire for _____ happy life is our mission,” Xi Jingping said to the press after he was elected ____general secretary and chairman．
A．a; a B．the; the C．a; \ D．\; the
-Jack fell off the ladder yesterday, but he is all right now．
-What a lucky dog! He _________ himself badly．
A．should injure B．could have injured
C．should have injured D．might injure
_____ in a poor family made Jack very hardworking when he was still young．
A．Brought up B．Bringing up
C．Having brought up D．Being brought up
To my mind, the secret to happiness__________ your successful work and your contribution towards others’ happiness．
A．results in B．consists in
C．brings in D．takes in
