16.We'll climb the mountain _______ the weather is bad this weekend.( )
| A. | if | B. | when | C. | until | D. | unless |
15.Eating a lot of vegetables good our health.( )
| A. | is; to | B. | are; for | C. | are; at | D. | is; for |
14.-Dave,can yougo to the mall with us?-________.I have to help my mom.( )
| A. | Sure,I'd love to | B. | Sorry,I can't | ||
| C. | Great,I'd like to | D. | Yes |
13.--What do Li Lei's parents do?--They _________ doctors.( )
| A. | are all | B. | are both | C. | all are | D. | both are |
12.-Did you buy _______ for yourself?--No,I bought ________.( )
| A. | something special; nothing | B. | special something; something | ||
| C. | anything special; nothing | D. | special anything; something |
11.I wonder if it is going to rain next week.If it _____,I have to stay at home.( )
| A. | is | B. | do | C. | does | D. | will |
10._____ it is snowing,it isn't very cold.( )
| A. | Although | B. | If | C. | When | D. | Because |
9.Mike decided_______ the museum this Sunday.( )
| A. | visit | B. | visits | C. | visiting | D. | to visit |
8.The two books are not the same.There are many_______ between them.( )
| A. | lessons | B. | languages | C. | differences | D. | diaries |
7.--________ do you hear from Karen this year?-Hardly ever.( )
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| A. | How long | B. | How often | C. | How many | D. | How much |