单选题The writer suggests that it is a good idea to set aside some money because ______.
单选题CLAY: PORCELAIN
单选题______ of the burden of ice, the balloon climbed up and drifted to the South.
单选题
单选题The immune system ______.
单选题下面的短文后列出了10个句子,请根据短文的内容对每个句子作出判断:如果该句提供的是正确信息,选择A;如果该句提供的是错误信息，选择B;如果该句的信息文中没有提及，选择C,并将所选答案的代码指A.B或C填在相应位置上。Everyone knows that listening to music when feeling bad can provide a relief. Music can also
单选题-- How do you like these chairs?-- Yes, they are actually nice but they are not much ______ demand now.A. inB. onC. atD. for
单选题
单选题 His tastes and habits ______ with those of his wife.
单选题We couldn't really afford to buy a house so we got it on martgage purchase and paid monthly ______.
单选题It was not until then that I came to realize that knowledge from practice.
单选题Although we still have some problems to face,______our work has been successful.
单选题I bought a pair of shoes______.
单选题The work was almost complete when we received the order to ______
no further with it.
A. progress
B. proceed
C. prompt
D. promote
单选题Only by understanding the Web deeply ______hope for people to grasp its full potential.
单选题You would be ______ a risk to let your child go to school by himself.
单选题Your comments ______ my work have proved to be helpful.A. inB. forC. onD. against
单选题An important property of a scientific theory is its ability to ______ further research and further thinking about a particular topic.
单选题 Questions31-33 are based on the recording you have just heard.
单选题Difficulties and hardships have _____ the best qualities of the young geologist.