You may think there is only sand in the desert（沙漠） of the world，（1） 　 　it is not true．In the desert，as we know，there is a little（2） 　 　，but it is not（3） 　 　for most plants．Still we can see some plants live in the desert．

There is（4） 　 　in some places in the deserts．We call these places oases（绿洲）．In the oases，there are villages and towns．People grow all kinds of eropa in the fields there．

People（5） 　 　live outside the oases．They have camels，sheep and other animals．These animals depend on the desert plants for their food and do not need （6） 　 　water．

The aninmals are useful to the desert people in many ways．They eat the meat and drink the milk of the animals．They use the camels for carrying water，food，and something else．

The people of the desert have to keep moving from place to place．They must always （7） _ 　grass or desert plants for their animals．When there is no more food for their animals，they move to （8） 　 　place．The desert people are（9） 　 　．No man in the desert would ever（10） 　 　to help the people in trouble and give them food and water．

（1）A． and	B． but	C． or	D． so
（2）A． rain	B． rains	C． wind	D． winds
（3）A． well enough	B． enough well	C． good enough	D． enough good
（4）A． sand	B． plants	C． woods	D． water
（5）A． also	B． too	C． either	D． still
（6）A．a little	B． too many	C． too much	D． some
（7）A． look at	B． look for	C． look up	D． look after
（8）A． other	B． the other	C． others	D． another
（9）A． well	B． friend	C． friendly	D． carefully
（10）A． agree	B． refuse	C． promise	D． want